Chess Clubs

Elementary School Clubs

Adams Elementary
Adams Chess Club meets once a week on Thursdays from 2:45 – 3:45 from November 1st to the end of the school year. Meetings are at Adams Elementary.
Contact Info: Prem Mathew: prem.mathew[@]bus.oregonstate.edu Jennifer Lommers: art[@]jenniferlommers.com

Amity Elementary
Meets Tuesdays from 3:30-5:30 pm
Jerry Xiong
jerry.xiong@amity.k12.or.us
Amity, OR

Archer Glen
Chess club at Archer Glen elementary in Sherwood.
Contact Info: Mark Knepper at mtknepper[@]hotmail.com

Aumsville Elementary
Contact Info: School office 503.749.8386

Camas Ridge Elementary School
Southside Chess is a US Chess Federation affiliate that runs chess clubs, camps, and scholastic tournaments for schools in Eugene, Oregon. Since 1993, Southside Chess instructor Jerry Ramey has guided high school and middle school students to more than 56 state titles. He currently runs weekly chess clubs at Charlemagne Elementary, Edison Elementary, Camas Ridge Elementary, Roosevelt Middle School, and South Eugene High School.
Contact Info: Jerry Ramey at 541-232-0328
Web address: http://www.southsidechess.com/

Candalaria Elementary School, Salem
Candalaria chess club meets Fridays after school for one hour and are open to all K-5 students and all skill levels. New players will learn how to play and experienced players will learn new strategies and tactics. There will be time each week to practice the new skills and play some games all while having a great time!
Contact Info: Dana Booth at macgail_booth[@]mac.com

Charlemagne Elementary School
Southside Chess is a US Chess Federation affiliate that runs chess clubs, camps, and scholastic tournaments for schools in Eugene, Oregon. Since 1993, Southside Chess instructor Jerry Ramey has guided high school and middle school students to more than 56 state titles. He currently runs weekly chess clubs at Charlemagne Elementary, Edison Elementary, Camas Ridge Elementary, Roosevelt Middle School, and South Eugene High School.
Contact Info: Jerry Ramey at 541-232-0328
Web address: http://www.southsidechess.com/

Charles F. Tigard Elementary
Nearly 80 members strong, CFT Chess Club is run by volunteers and meets Wednesday after school. There are three levesl of instruction and plenty of opportunities for tournaments, including an all-inclusive end of year tournament for club members.
Contact Info: Ike Eisenhauer – ike[@]techsensei.com

Columbia County Christian School
Meets Friday at 3:00pm
Contact Info: Kim Boles – kboles[at]mac.com

Cooper Mountain Elementary School Chess Club

Cooper Mountain Chess club is one of the longest running elementary school chess clubs in Oregon. Located west of Portland in the Beaverton School District, the club has more than 40 active members from Cooper Mountain Elementary School, where the meetings are held, and from neighborhood schools that do not have clubs. In recent history, the club has helped the school win two CFS state individual titles and two team titles, and a National Individual Title. The club meets once per week in the evenings. Times are subject to change during the new school year. The club is run by parent volunteers, but employees Chess Masters to instruct our more advanced players. All are welcome – from beginners to experienced elementary school aged children.

Contact Info: New Cooper Mountain Leadership Team: cmechessclub@gmail.com
Web Address: http://coopermountainchessclub.com/

Edison Elementary School
Southside Chess is a US Chess Federation affiliate that runs chess clubs, camps, and scholastic tournaments for schools in Eugene, Oregon. Since 1993, Southside Chess instructor Jerry Ramey has guided high school and middle school students to more than 56 state titles. He currently runs weekly chess clubs at Charlemagne Elementary, Edison Elementary, Camas Ridge Elementary, Roosevelt Middle School, and South Eugene High School.
Contact Info: Jerry Ramey at 541-232-0328
Web address: http://www.southsidechess.com/

Edy Ridge Elementary
We meet Friday before school on days school is in session. 2nd-5th graders welcome.
Contact info:  Edyridgechess[@]gmail.com

Grant Community School
Grant Community School is in the Salem-Keizer Public School district. The chess afterschool program has students in first through fifth grades. The coaches are Sam, Paul, and Nick.
Contact Info:Nick Beleiciks, Nick.Beleiciks[@]gmail.com

Groner Elementary
Groner Grizzly Chess Club began in Fall, 2001. As a small rural school within Hillsboro School District (HSD), Groner elementary generally has 30 club members in it’s club each year. This means that nearly 15% of the school’s students are also chess players! Groner Elementary is also the location for the Regional Deaf and Hard of Hearing Program within HSD so we are privileged to have students from this program on our team as well. Groner Elementary co-sponsors chess tournaments in Hillsboro every year in December and January. The club meets on Wednesdays at the school from 2:15 pm – 3:30 pm from October through March.
Contact Info: Helen and Alan Harnsberger, Chess Club Advisors hnoonanharns[@]comcast.net

Hayhurst Elementary
Hayhurst Chess Club is open to students of all abilities, whether they are learning the rules for the first time or striving to win state championships. In addition to weekly practices, all students have access to the Chess Steps curriculum. There are ample opportunities to play in local and state tournaments for students interested in competition. Last year several students brought home individual and team awards!
Contact Info: Chad Lykins, chad@rosecitychess.com

Hope Chinese Charter School
3500 SW 104th Ave, Beaverton, OR 97005
Contact Info: hccschess[@]gmail.com

Hopkins Elementary
Contact coach for meeting information.
Contact Info: Mark Knepper at mtknepper[@]hotmail.com

Jacob Wismer Elementary
Jacob Wismer Chess Club started in Fall, 2002. In Spring 2005 and 2007, the club won the Chess for Success Oregon State Team Championship for elementary school. Located in the Betheny area, the club has more than 50 members from Jacob Wismer and neighboring schools. Some of them are active in the local chess tournaments and camps. The club meets on Tuesdays 6:30pm to 8:00pm at the Cafeteria of Jacob Wismer Elementary School.
Contact Info: Pete Prochaska, chessmasterpete[@]chessodyssey.com

Middleton Elementary
Contact: Mark Knepper at mtknepper[@]hotmail.com

Pacific Northwest Academy
Pacific Northwest Academy The school is located in North Wilsonvile at the intersection of Boeckman Road and Canyon Creek in Wilsonville. Instruction is provided by Chess Vision. The club meets Fridays during the school year from 3:00pm to 4:45pm.
Contact Info: Anthony Hann clubs[@]chessvision.net tel:503-880-0581
Web Address: www.ChessVision.net

Pleasant Hill Elementary 
Meetings Tuesdays 2:30 -4:30 at Coast Fork Enrichments. The Coach is Forest Tomlinson
Contact: Forest Tomlinson 541 747 4402 or foresttomlinson[@]mac.com

Ridgeline Montessory 
Ridgeline Montessory Chess Club was founded in 2015 at the Ridgeline Montessory Charter School in Eugene, OR. Elementary school players meet Thursdays from 3:15 to 4 p.m. during the school year.
Contact Info:  Brian Schartz bcschartz[@]gmail.com

Ridgewood Elementary
The Ridgewood chess club was founded in 1992 and joined the USCF in 1996. The club has its share of trophies, and alumni have done well at Cedar Park Middle School and Sunset High School. The Club has now moved to Chess Odyssey for coaching.
Contact Info: Chess Odyssey, office[@]chessodyssey.com
Web Address: https://chessodysseyoregon.jumbula.com/Winter2019/RidgewoodElementaryChessClub

Rieke Elementary 
Rieke Elementary School Chess Club meets on Mondays beginning in November, from 5:30-7:00 in the Library at Rieke Elementary, 1405 SW Vermont, Portland, OR, through May. All K-5 students are welcome!
Contact Info: Annette Dietz, acdietz[@]yahoo.com
Web Address: http://www.pps.k12.or.us/schools/rieke/

Templeton Elementary
We meet Mondays and Thursdays after school from 2:35 to 3:30. We are open to all levels from beginners to advanced. This club was established over 30 years ago and has quite a rich history.
Contact Info: Bill Fatland – coach 503 431-4883 bfatland[@]ttsd.k12.or.us

Westridge Elementary 
Westridge Elementary chess club is located in Lake Oswego. Instruction is provided by Chess Vision. The club meets Tuesdays during the school year from 3:30pm to 5:00pm.
Contact Info: Anthony Hann, President Chess Vision Inc. 503-880-0581 Clubs[@]chessvision.net
Web Address: http://www.chessvision.net

Winterhaven Wizards (K-8 School)
Winterhaven is a K-8 focus option school for science, technology, engineering, and math . It is located in the historic Brooklyn School Building in SE Portland, OR. Our club meets Wednesdays from 3:05 p.m. To 4:25 p.m. We primarily focus on play, but offer opportunities for learning via online puzzles, workouts, lessons and videos.
Contact info: Dean Ehnes, dean.ehnes[@]gmail.com
Web address: http://www.winterhavenschool.org/home.php

Middle School Chess Clubs

ACCESS Academy (K-8 School)

ACCESS K-8 is a school for academically gift children in Portland, OR. Their chess club is currently coached by Matt Zavortink of Rose City Chess, who helped lead them to the 2021 OSCF K-5 Team Championship.

Contact: chad[@]rosecitychess.com

Amity Middle School
Meets Tuesdays from 3:30-5:30 pm
Jerry Xiong
jerry.xiong[@]amity.k12.or.us
Amity, OR

Athey Creek Middle School Chess Club
Meetings Tuesdays 8:00-9:00am at this Middle School in West Linn.
Contact: padgett.harper[@]gmail.com

Cedar Park Middle School
Cedar Park Chess Club was started in 2002 as an extension of the Ridgewood Elementary chess club, which was started in 1990 by Douglas Bayern, who ran the Ridgewood club. Among more than 50 members there are three current Middle School state champions, one former State Champion, and a National Top 25 player. The Cedar Park chess team is the defending WA County Regional Champions, the OHSCTA B High School state champions, the OHSCTA Middle School state champions, and finished 4th in the country in both blitz and chess at the recent Supernationals. The team has also won numerous invitational tournaments in WA and OR, including both the Summer and Winter Olympics, the Cooper Mountain Invitational and the Ridgefield Classic, among others. Faculty advisors are Bart King and Kevin Quinn, and the chess team is coached by local master Mike Pendergast.

Chess club meets on Thursdays that school is in session at Cedar Park Middle School from 3:45 – 5:15 in room A-7. Visitors welcome, including strong elementary players and high school players, and well-behaved adults. Strong players may also get permission to attend group lessons taught by Mike Pendergast on Fridays, 3:45 – 5:30, again in room A-7. Cedar Park Middle School is located in Beaverton, OR at 11100 SW Parkway, about one mile from Highway 26. Call 503-672-3620 for directions.
Contact Info:

Coquille Middle School
Coquille Middle School has chess club on Wednesdays during lunchtime. Also, Coquille Chess Club meets Tuesdays at the Downtown Studio at 74 E. 1st Street Coquille and is open to youth and adults of Coos County with recommended earliest age 4. 5:30 p.m. is beginning chess and 6:30 to 8 p.m. is moderate to advanced chess. Lessons are given during the moderate/advanced chess session for $5 per lesson.
Contact info: Nancy Keller (541) 290-8479, drnancykeller[@]yahoo.com

Laurel Ridge Middle School
Contact Info: Mark Knepper at mtknepper[@]hotmail.com

Robert Gray Middle School, Portland
Robert Gray Middle School Chess Club meets on Tuesdays after school, and joins the Wilson High Chess Club after school on Mondays until 5:15.
Contact Info: Rebecca Holt, rebeccah[@]lclark.edu

Roosevelt Middle School
Southside Chess is a US Chess Federation affiliate that runs chess clubs, camps, and scholastic tournaments for schools in Eugene, Oregon. Since 1993, Southside Chess instructor Jerry Ramey has guided high school and middle school students to more than 56 state titles. He currently runs weekly chess clubs at Charlemagne Elementary, Edison Elementary, Camas Ridge Elementary, Roosevelt Middle School, and South Eugene High School.
Contact Info: Jerry Ramey at 541-232-0328
Web address: http://www.southsidechess.com/

Sherwood Middle School
Contact Info: Mark Knepper at mtknepper[@]hotmail.com

West Sylvan Middle School
We are a mostly new Chess Club that was formed in the 2009 to 2010 school year and are ongoing. We meet on Thursdays after school from 3:30 to 5:30 pm in the West Sylvan Middle School Library. It is organized by a parent volunteer, Elizabeth Sheiman, our coach is Tom Soals, and lessons are given frequently by Tony Hann. We are proudly supported by enthusiastic parents, PTA, and our prinicpal Cate Boyce!

Whitford Middle School
The Whitford Middle School serves 6-8 grade population in the eastern part of the Beaverton School District west of Portland. For the 2010-2011 school year, the club will meet on Wednesday afternoons from 3:40 to 5:00 pm. The club is coached by parent volunteer Rustam Kocher, and chess master Carl Haessler, with enthusiastic support from faculty (Joann Rees, Math Teacher) and administration (Matt Casteel, Principal).
Contact Info: More information, contact whitford.chess[@]gmail.com
Web Address: http://www.beavton.k12.or.us/whitford/clubs.html

Winterhaven Wizards Chess Club (K-8 School)
Winterhaven is a K-8 focus option school for science, technology, engineering, and math . It is located in the historic Brooklyn School Building in SE Portland, OR. Our club meets Wednesdays from 3:05 p.m. To 4:25 p.m. We primarily focus on play, but offer opportunities for learning via online puzzles, workouts, lessons and videos.
Contact info: Dean Ehnes, dean.ehnes[@]gmail.com
Web address: http://www.winterhavenschool.org/home.php

Zion School (K-8 School)

Zion School is a private K-8 school in Corvallis with a chess club run by John Bain, owner of ChessForStudents.com and ChessPuzzles.com.

Web Address: https://zioncorvallis.com/

High School Chess Clubs

Cleveland High School
Chess club meets after school on Tuesdays from 3:15 PM to 4:00 PM, in Mr. Devine’s room. Parent Advisor: Katrina Halverson
Contact Info: halverbk2002[@]yahoo.com

Coquille High School
High School Chess club meets Tuesday during the lunch hour. Also, Coquille Chess Club meets Tuesdays at the Downtown Studio at 74 E. 1st Street Coquille and is open to youth and adults of Coos County with recommended earliest age 4.5:30 p.m. is beginning chess and 6:30 to 8 p.m. is moderate to advanced chess. Lessons are given during the moderate/advanced chess session for $5 per lesson.
Contact Info: Nancy Keller (541)396-3855, drnancykeller[@]yahoo.com

Crescent Valley High School
CV chess club meets Monday at lunchtime in Mr. Buchanan’s room for casual play. In addition, the club meets Monday after school (3:15-4:15) and Wednesday night (7:00-8:30) for discussion, exercises, and play.
Contact Info: Dan Dalthorp, onco111[@]yahoo.com
Web address: https://sites.google.com/site/cvchessraiders/home

Gresham High School
We meet at Gresham High(GHS) in Gresham, OR. The head coach is National Master Steven Breckenridge.
Contact Info: Steven Breckenridge, (503)804-6018, or e-mail steviewonder21[@]yahoo.com

La Salle College Prep High School
LaSalle High School Chess Club meets on Fridays in the Library after school from 2:35 to 6:30pm. During the 2011 & 2012 Season we have 51 members in our Chess Club. We will be awarding Varsity Letters for playing chess to 33 members of our team. We have currently three teams competing in the Portland High School League on Wednesday at Lincoln High School. La Salle will enter 5 teams and two individuals, 27 students total in the 2012 Oregon High School Team Championships. LaSalle awards a Varsity Letter for those who participate in the League and The Oregon High School Team Championships. We also award Varsity Letters on an individual basis for those competing in OSCF qualifiers, 15 NWSRS rated games from April to April and OSCF State Championships. In addition La Salle gives Scholar Athlete Awards for those who maintained a 3.7 GPA or higher during the chess season.
Info: Dennis Petersen Coach. legprod[@]ix.netcom.com; Athletic Director Brian Crawford bcrawford[@]lsprep.org
Web Address: http://www.lshigh.org/s/255/index.aspx

Sherwood High School
Contact Info: Mark Knepper at mtknepper[@]hotmail.com

South Eugene High School
Southside Chess is a US Chess Federation affiliate that runs chess clubs, camps, and scholastic tournaments for schools in Eugene, Oregon. Since 1993, Southside Chess instructor Jerry Ramey has guided high school and middle school students to more than 56 state titles. He currently runs weekly chess clubs at Charlemagne Elementary, Edison Elementary, Camas Ridge Elementary, Roosevelt Middle School, and South Eugene High School.
Contact Info: Jerry Ramey at 541-232-0328
Web address: http://www.southsidechess.com/

Willamette High School, Eugene, OR
The Willamette High School Chess Club (1801 Echo Hollow Rd, Eugene, OR) is open to any student in the Bethel School District.  We meet after school for practice on Wednesdays from September through May from 3:30 to 5:00 in room 12 when school is in session. From November through February we are usually competing on Wednesdays with the Midwestern Chess League and add another day of the week for practice.  Chess is also played at lunch everyday in room 12.
Contact info: Mike Myers at mike.myers[@]bethel.k12.or.us
Website: Willamette High School Chess Club​

Ida B. Wells High School, Portland
Ida B. Wells High School meets in the computer lab, room 143, from 3:30-5:30 on Mondays for playing and lessons. On Wednesdays during the school year, they playing in the Portland League Tournament at Lincoln High.
Contact Info: Rebecca Holt, rebeccah[@]lclark.edu

Mixed Grade Chess Clubs

Emerald City Chess Club
Meeting times: 6-9 PM every Tuesday
Location in Oregon: Eugene
Additional information: Emerald City Chess Club is a group that hosts the club once a week where players of all ages can play and discuss chess. We also host tournaments. Our meeting times and location may be out of date, please check out the website to find the most up to date information from the club.
Contact Info: Cody Webb, uochess[at]uoregon.edu, http://uoregon.orgsync.com/org/eccc

Franciscan Montesorri Earth School / St Francis Academy
The Franciscan Montessori Earth School & Saint Francis Academy (FMES) is located at 14750 SE Clinton St, Portland, OR 97236. The FMES Chess Club meets on Tuesday, Thursday, and Friday, 3:30-4:30. It was founded and run by Gladys Muñoz, a Lower Elementary Montessori Guide (teacher) and chess enthusiast. The club has active participation from grades K through 8th grade, supported by parent volunteers. The FMES Team placed 2nd in the 2005 CFS tournament and 1st in the K-4th Individual. We have had students finish 5th or 6th in 07, 08 OSCF State Championships. Two of our students are in the Fall 08 top ten list for their Grade.
Contact Info: Dennis Petersen legprod[@]ix.netcom.com
Web Address: http://www.fmes.org

ISB Chess Club
Chess Club at the new International School of Beaverton, located at 17770 SW Blanton St, Aloha, OR 97007. The school covers students in grades 6 through 12. Regular meetings on Tuesdays and Thursdays after school (2:15-4:15 pm). Instruction on Tuesdays, free play on Thursdays during regular school year.
Contact Info: Sudhakar Kudva, email: smkudva[@]comcast.net, tel: 503-430-5744
Web Address: http://www.isbchessclub.us

Kumon of Aloha
We are a chess club serving primarily students attending the Kumon Math & Reading Center of Aloha. Our students attend public K-12 schools in the Beaverton/Aloha areas. Parents and volunteers provide organizational and instructional support. Kumon students pay an annual membership of $25. Non-Kumon students pay $30. Our center is located at 16755 SW Baseline, Suite #105, Beaverton, OR 97006. Summer club hours are 1-3PM every Friday.
Contact Info: Chi Jones 503-997-2260 ChiJones[@]vscso.org Fax: 503-501-4988
Web Address: Chess.KumonWorks.com

Lincoln County Scholastic Chess Club
The club is open to any student in Lincoln County. It currently meets at Crestview Heights School Tuesdays and Thursdays from 3:10-4:30pm. The club currently has twenty-one members. Bill Barrese is the coach and Sue Price is the Club Coordinator. They are assisted by several parent volunteers who help with club scholarships, fund raisers and tournaments.
Contact Info: Bill Barrese (541) 563-7033 or e-mail address: barrese[@]casco.net

Myrtle Point Middle/High School
Chess club meets Thursdays at lunchtime.
Contact Info: Nancy Keller (541) 290-8479, drnancykeller[@]yahoo.com

Oregon City Chess Club

Meets at Pioneer Community Center (615 5th Street, Oregon City, OR) on Sundays from 12:30-4PM. Playing room located in the basement room called the Wagon, near the corner of 5th and Washington. Players can use the PCC lot or street for parking. Chess sets are available but please bring clocks if you wish to use one. There’s a wide age range of members and players of all levels are welcome.

Contact Info: Anthony Gross:  anthonygreek[@]gmail.com, 510-621-9087

Portland Chess Club

Portland Chess Club (PCC) is a non-profit, volunteer led organization that promotes chess in the Portland area by running regularly scheduled US Chess rated tournaments and more. The club’s facility, known as the Portland Chess Center, is located in the Lloyd Center mall at 2025 Lloyd Center, Portland, OR 97232.

Contact Info: https://www.pdxchess.org/

Rose City Chess

Rose City Chess runs group lessons, private lessons, camps, after-school clubs, and tournaments. Founded by Coach and Tournament Director Chad Lykins with advance instruction provided by extremely strong coaches such as Oregon State Champions Matt Zavortink, Owen McCoy, and Grandmaster Axel Bachmann. Follows the Steps Method of chess instruction, the official curriculum of the Dutch Chess Federation.

Contact Info: Chad Lykins, chad[@]rosecitychess.com

Puddletown Chess

Puddletown Chess is a 501(c)(3) non-profit organization that runs regular training classes, monthly chess tournaments and regular (FREE) educational webinars for scholastic chess players in Oregon. Puddletown Chess tournaments are popular among scholastic players for 4 reasons: (1) FREE game analysis with the founders who are rated USCF 1950 to 2250 (2) FREE pizza for players (3) Convenient west side location and (4) Beautiful 11″ trophies for winners in each quad.

Contact: puddletownchess@gmail.com or www.puddletownchess.org

Silver Knights Chess Club
Meetings: Tuesdays and Thursdays 5:30-8:00 p.m. Location: Petite Patisserie 16144 SE Happy Valley Town Center Dr, Happy Valley, OR 97086. Every level welcome. National level coaches (European chess school methods), classes for beginners and advanced players, chess sets provided (but you can bring your own too), chess tournaments, limited numbers (send email with name and age for registration)
Contact Info: Andrei Botez,  503-995-2888 silver.knights.chess[at]gmail.com, http://silverknightschessclub.blogspot.com/

United Valley Christian Academy
Chess club meets Mondays during lunchtime.
Contact Info: Nancy Keller, drnancykeller[@]yahoo.com (541)290-8479

West Hills Christian School
West Hills Christian School provides a Christ-centered education to more than 400 Kindergarten through Junior High School students (8th grade). The school was established in 1949 as a non-denominational Christian school with families representing a wide cross-section of churches.
Contact Info: Ken Gregson SR. gregsonsr[@]comcast.net 503-694-5121

Eugene Chess Club

The Eugene Chess Club meets weekly on Tuesdays at 6pm, at the Lane Community College, Mary Spilde Downtown Center; located at 101 W 10th Ave, Eugene, OR 97401 . For driving directions and parking information, click here. Some boards and clocks will be provided. However, players are asked to please bring their own equipment to ensure enough for all those who wish to play.

We also host monthly quads at our Tuesday meetings, with plans to add monthly tournaments soon. https://www.eugenechessclub.com/

Midwestern Chess League

The Midwestern Chess League is a high school chess league based around the Eugene/Springfield area in Oregon that has been active for over 20 years. The league typically runs from November through February to prepare local teams for the annual Oregon High School Chess Team Association Championships held in late February or early March. Matches are played on Wednesdays from 4 to 6 pm. Last season the matches were held at Willamette HS in Eugene.

The varsity section consists of 5 player teams composed of high school students. JV teams may also include players from feeder schools in the 6th – 8th grades. The time control for the games is typically game in 50 minutes with a 5 seconds delay.

Contact Info: https://sites.google.com/bethel.k12.or.us/mwlchess/

OLC Kids Chess Club
www.orencolearningclub.com
Location: Orenco Learning Club Bookstore, 6281 NE Cherry Dr, Hillsboro, OR 97124

Formed in 2019, the OLC Kids Chess Club is a club for school age kids (ages 6-13) who love to play and learn about chess. Members can choose from online only, in-person only, or combined sessions. Our instructors are Akeem Brown (Candidate Master) for the online club, and Jerry Sherrard (Candidate Master) for the in-person club.

Club contact person: Audrey Birt of Orenco Learning Club
Contact email: info@orencolearningclub.com
Meeting Times: Mon. & Wed. 4:00-6:00pm (in-person), Fri. 4:00-5:30pm (online)

Partially Updated 10/15/2023