Willems, Niels2388Koellner, Christof20841-0

grenke Chess Open 2026 · Round 1.82 · 2026.04.02 · A13 English Opening: Agincourt Defense · head-to-head →

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