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 Ra8 win in 3 half-moves
3 Kb6 draw
4 Kb7 draw
5 Kb8 draw
6 Kc8 draw
7 Kcc6 draw
8 Kcd7 draw
9 Kd8 draw
10 Kdc6 draw
11 Kdd7 draw
12 Ke5 draw
13 Ke6 draw
14 Ke7 draw
15 Ra6 draw
16 Ra7 draw
17 Rf4 draw
18 Kc5 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Ra3 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rc4 loss in 2 half-moves
25 Rd4 loss in 2 half-moves
26 Re4 loss in 2 half-moves
27 Rg4 loss in 2 half-moves
28 Rh4 loss in 2 half-moves