Kooijmans, Jermo2256–Grooten, H21770-1

HSG Open 2026 · Round 6.10 · 2026.06.21 · A30 English Opening: Symmetrical Variation, Hedgehog Defense · head-to-head →

Stockfish 18 Lite1 threads
on-device engine · eval graph, accuracy, blunders
Open in explorer←/→ moves · ↑/↓ variations · drag pieces to branch
Kooijmans, Jermo vs Grooten, H, HSG Open 2026 2026 · Prep DB