White 85 vs Black 509
White plays from setup 85 (NNBBRKRQ), Black from setup 509 (RQNBKNBR). Rank 365 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. 85, Black by position No. 509, mirrored on their own side; the pawns stand as usual.
Black · No. 509
White · No. 85
Moves as usual: White starts; everything else follows the Chess960 rules.
Evaluation by stage
| Stage | Eval, cp |
|---|---|
| S0 | -2 |
| S1 | -4 |
| S2 | +1 |
| S3 | +6 |
| S4 | -2 |
| S5 | +13 |
| S6 | +12 |
| S7 | +10 |
| S8 | 0 |
Engine's main line: f1g1 c7c6 h2h4 f7f6 b2b3 d7d5 e2e4 d5e4
FEN (Shredder, castling rights by rook files): rqnbknbr/pppppppp/8/8/8/8/PPPPPPPP/NNBBRKRQ w EGah - 0 1
Mirror twin: White 874 vs Black 552 — a different position (castling squares are fixed), not evaluated by the search.