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

EGTB: win in 12 half-moves

# move score
1 Rb1 win in 11 half-moves
2 Rb8 win in 11 half-moves
3 Kb1 draw
4 Kb2 draw
5 Kb7 draw
6 Kb8 draw
7 Kc2 draw
8 Kc7 draw
9 Kd7 draw
10 Kd8 draw
11 Ra5 draw
12 Rb6 draw
13 Rb7 draw
14 Rc5 draw
15 Rd5 draw
16 Rh5 draw
17 Kd1 loss in 2 half-moves
18 Kd2 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Rf5 loss in 2 half-moves
24 Rg5 loss in 2 half-moves