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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Ra5 win in 3 half-moves
4 Ka8 draw
5 Kaa6 draw
6 Kab7 draw
7 Kb8 draw
8 Kba6 draw
9 Kbb7 draw
10 Ra1 draw
11 Ra2 draw
12 Ra3 draw
13 Ra6 draw
14 Rb4 draw
15 Rc4 draw
16 Rh4 draw
17 Kc5 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rg4 loss in 2 half-moves