IM Joshua Posthuma vs GM Francesco Sonis - 35th Annual Chicago Open, Round 4

Chess game between IM Joshua Posthuma and GM Francesco Sonis in 35th Annual Chicago Open, Round 4, board 9. Result: Draw.

½–½
FS
3:34
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JP
1:44
Catalan Opening· E00
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½–½
Engine
35th Annual Chicago Open
35th Annual Chicago Open

Round 4 · Board 9 · May 23, 2026 · Draw

E00 · Catalan Opening