White 9 vs Black 524
White plays from setup 9 (QNNBBRKR), Black from setup 524 (RBNQKNBR). Rank 100 of 10420 verified pairs; evaluation 0 cp (White's point of view) at stage 8, depth 56.
By engine checks, the start is close to equal.
How to play with different setups
White sets up the pieces by position No. 9, Black by position No. 524, mirrored on their own side; the pawns stand as usual.
Black · No. 524
White · No. 9
Moves as usual: White starts; everything else follows the Chess960 rules.
Evaluation by stage
| Stage | Eval, cp |
|---|---|
| S0 | +10 |
| S1 | +1 |
| S2 | +1 |
| S3 | -27 |
| S4 | +4 |
| S5 | 0 |
| S6 | 0 |
| S7 | -10 |
| S8 | 0 |
Engine's main line: e2e4 e7e5 f2f4 e5f4 c1d3 f8e6 d3f4 e6f4
FEN (Shredder, castling rights by rook files): rbnqknbr/pppppppp/8/8/8/8/PPPPPPPP/QNNBBRKR w FHah - 0 1
Mirror twin: White 953 vs Black 540 — a different position (castling squares are fixed), not evaluated by the search.