46th FIDE Chess Olympiad 2026 · Open Round 4
IM Gilbert Elroy Tarigan (2416) vs IM Roberto Carlos Sanchez Alvarez (2344)
Board 1, Indonesia – Panama. Result: 1-0. 86 moves. Opening: Bogo-Indian Defense: Retreat Variation (E11).
Key moments
- Move 30… c3 — blunder
- Move 32… Ba4 — swing
- Move 84… Qc1+ — swing