Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Re8 win in 1 half-moves
3 Re5 win in 3 half-moves
4 Kc4 loss in 2 half-moves
5 Kc5 loss in 2 half-moves
6 Kc6 loss in 2 half-moves
7 Kd4 loss in 2 half-moves
8 Kd6 loss in 2 half-moves
9 Ke2 loss in 2 half-moves
10 Ke4 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Kf2 loss in 2 half-moves
14 Kg1 loss in 2 half-moves
15 Kg2 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Re6 loss in 2 half-moves
23 Re7 loss in 2 half-moves