Matviishen, Viktor2547Guo, Felix22001-0

National Open 2026 · Round 3.20 · 2026.06.11 · D35 Queen's Gambit Declined: Exchange Variation, Positional Variation · head-to-head →

Stockfish 18 Lite1 threads
on-device engine · eval graph, accuracy, blunders
Open in explorer←/→ moves · ↑/↓ variations · drag pieces to branch
Matviishen, Viktor vs Guo, Felix, National Open 2026 2026 · Prep DB