Three-check starts at 0–0. The displayed position is kept.
(worst mathematically possible that stockfish 18 can calculate)
1 Elo selects the lowest-scoring legal move from Stockfish’s deepest completed comparison of every legal move. Search is finite; it cannot guarantee a win. Elo numbers are approximate difficulty presets, not measured ratings. 3500 uses the strongest move found.
Your current game will be cleared.
Import a PGN main line and play from its last position. This replaces your game and starts fresh clocks. Finished positions open in review.