Round 4: Posthuma, Joshua - Sonis, Francesco · Round 4.9
Posthuma, Joshua · ½–½ · Sonis, Francesco
May 23, 2026 · E00 · Catalan Opening
PGN
PGN body not stored locally. View at the original source.
Round 4: Posthuma, Joshua - Sonis, Francesco · Round 4.9
May 23, 2026 · E00 · Catalan Opening
PGN body not stored locally. View at the original source.