Koellner, Ruben Gideon2506–Collins, Adam23391-0

grenke Chess Open 2026 · Round 4.11 · 2026.04.04 · D02 Queen's Pawn Game: London System, with e6 · head-to-head →

Stockfish 18 Lite1 threads

on-device engine · eval graph, accuracy, blunders

Open in explorer←/→ moves · ↑/↓ variations · drag pieces to branch