White 31 vs Black 471
White plays from setup 31 (NQNRKRBB), Black from setup 471 (RNBNKRQB). Rank 169 of 10420 verified pairs; evaluation 0 cp (White's point of view) at stage 8, depth 61.
By engine checks, the start is close to equal.
How to play with different setups
White sets up the pieces by position No. 31, Black by position No. 471, mirrored on their own side; the pawns stand as usual.
Black · No. 471
White · No. 31
Moves as usual: White starts; everything else follows the Chess960 rules.
Evaluation by stage
| Stage | Eval, cp |
|---|---|
| S0 | -3 |
| S1 | +2 |
| S2 | +2 |
| S3 | +4 |
| S4 | +14 |
| S5 | +9 |
| S6 | +9 |
| S7 | 0 |
| S8 | 0 |
Engine's main line: f2f4 d7d6 c2c3 g7g6 a1c2 f7f5 g2g3 b8d7
FEN (Shredder, castling rights by rook files): rnbnkrqb/pppppppp/8/8/8/8/PPPPPPPP/NQNRKRBB w DFaf - 0 1
Mirror twin: White 928 vs Black 674 — a different position (castling squares are fixed), not evaluated by the search.