White 509 vs Black 581
White plays from setup 509 (RQNBKNBR), Black from setup 581 (QRBBNKRN). Rank 393 of 3004 verified pairs; evaluation -3 cp (White's point of view) at stage 6, depth 46.
Neither side starts better.
Evaluation by stage
| Stage | Eval, cp |
|---|---|
| S0 | -17 |
| S1 | -1 |
| S2 | +13 |
| S3 | +14 |
| S4 | 0 |
| S5 | 0 |
| S6 | -3 |
Engine's main line: c2c3 h8g6 f2f3 e7e5 g1f2 f8g8 d2d4 d7d6
FEN (Shredder, castling rights by rook files): qrbbnkrn/pppppppp/8/8/8/8/PPPPPPPP/RQNBKNBR w AHbg - 0 1
Mirror twin (the same position mirrored): White 552 vs Black 282.