White 87 vs Black 120
White plays from setup 87 (NNBRKRQB), Black from setup 120 (NBQRBNKR). Rank 375 of 10420 verified pairs; evaluation 0 cp (White's point of view) at stage 8, depth 59.
By engine checks, the start is close to equal.
How to play with different setups
White sets up the pieces by position No. 87, Black by position No. 120, mirrored on their own side; the pawns stand as usual.
Black · No. 120
White · No. 87
Moves as usual: White starts; everything else follows the Chess960 rules.
Evaluation by stage
| Stage | Eval, cp |
|---|---|
| S0 | -9 |
| S1 | +1 |
| S2 | +28 |
| S3 | +12 |
| S4 | +9 |
| S5 | +3 |
| S6 | 0 |
| S7 | 0 |
| S8 | 0 |
Engine's main line: f2f4 c7c5 d2d3 d7d5 g2g3 a8b6 a1b3 b6a4
FEN (Shredder, castling rights by rook files): nbqrbnkr/pppppppp/8/8/8/8/PPPPPPPP/NNBRKRQB w DFdh - 0 1
Mirror twin: White 866 vs Black 845 — a different position (castling squares are fixed), not evaluated by the search.