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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kab7 draw
5 Kb5 draw
6 Kb6 draw
7 Kb8 draw
8 Kc7 draw
9 Kcb7 draw
10 Kd7 draw
11 Kd8 draw
12 Rb4 draw
13 Rc4 draw
14 Rg4 draw
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves