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

EGTB: win in 2 half-moves

# move score
1 R3b4 win in 1 half-moves
2 R3b5 win in 1 half-moves
3 R3b6 win in 1 half-moves
4 R3b7 win in 1 half-moves
5 Rb1 win in 1 half-moves
6 Rb2 win in 1 half-moves
7 Kc2 loss in 1 half-moves
8 Kc3 loss in 1 half-moves
9 Kc4 loss in 1 half-moves
10 Kd2 loss in 1 half-moves
11 Kd4 loss in 1 half-moves
12 Ke2 loss in 1 half-moves
13 Ke3 loss in 1 half-moves
14 Ke4 loss in 1 half-moves
15 R8b4 loss in 1 half-moves
16 R8b5 loss in 1 half-moves
17 R8b6 loss in 1 half-moves
18 R8b7 loss in 1 half-moves
19 Ra3 loss in 1 half-moves
20 Ra8 loss in 1 half-moves
21 Rc3 loss in 1 half-moves
22 Rc8 loss in 1 half-moves
23 Rd8 loss in 1 half-moves
24 Re8 loss in 1 half-moves
25 Rf8 loss in 1 half-moves
26 Rg8 loss in 1 half-moves
27 Rh8 loss in 1 half-moves