White 122 vs Black 405
White plays from setup 122 (NQRNBBKR), Black from setup 405 (RQBBNNKR). Rank 485 of 10420 verified pairs; evaluation 0 cp (White's point of view) at stage 8, depth 54.
By engine checks, the start is close to equal.
How to play with different setups
White sets up the pieces by position No. 122, Black by position No. 405, mirrored on their own side; the pawns stand as usual.
Black · No. 405
White · No. 122
Moves as usual: White starts; everything else follows the Chess960 rules.
Evaluation by stage
| Stage | Eval, cp |
|---|---|
| S0 | -14 |
| S1 | -2 |
| S2 | 0 |
| S3 | +18 |
| S4 | +17 |
| S5 | -5 |
| S6 | +8 |
| S7 | +4 |
| S8 | 0 |
Engine's main line: c2c4 e7e5 e2e3 f8e6 a1c2 e8f6 d1c3 c7c6
FEN (Shredder, castling rights by rook files): rqbbnnkr/pppppppp/8/8/8/8/PPPPPPPP/NQRNBBKR w CHah - 0 1
Mirror twin: White 837 vs Black 746 — a different position (castling squares are fixed), not evaluated by the search.