Time Just Winter Open 2022
0 • jeffchess11 •- Rd 1: Daniel Pivonka vs Jeff Martinson
- Rd 2: Jeff Martinson vs Aria Hoesley
- Rd 3: Maurya Chandra vs Jeff Martinson
- Rd 4: Iskender Sonmez vs Jeff Martinson
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WCA Veterans Tournament 2021
0 • jeffchess11 •- Rd 1: Jeff Hill vs Jeff Martinson
- Rd 2: Jeff Martinson vs James Coons
- Rd 3: Eric Hon vs Jeff Martinson
- Rd 4: Jeff Martinson vs Joachim Kennedy
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Endgame concepts to know
3 • jeffchess11 •- Lucena position (win)
- Philidor position (draw)
- King stops three connected pawns
- Brian's endgame study
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Games versus Computers
1 • jeffchess11 •- Jeff vs Chess.Lv.100 - French Defense
- Chess.Lv.100 vs Jeff - English Opening: Anglo-Indian Defense, King's Knight
- Jeff vs stewart29 (Mark)
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Club Games
0 • jeffchess11 •- Jeff vs Mitchell Wilson - English with g3
- Jeff vs Jed on Chess.com
- Joseph Zech vs Jeff Martinson
- Doug Reuel vs Jeff - 3/13/2023
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