Hong, Andrew2598Koellner, Ruben Gideon2506½-½

grenke Chess Open 2026 · Round 5.1 · 2026.04.04 · C41 Philidor Defense: Exchange Variation · head-to-head →

Stockfish 18 Lite1 threads
on-device engine · eval graph, accuracy, blunders
Open in explorer←/→ moves · ↑/↓ variations · drag pieces to branch
Hong, Andrew vs Koellner, Ruben Gideon, grenke Chess Open 2026 2026 · Prep DB