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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kc7 draw
6 Kc8 draw
7 Ke5 draw
8 Ke6 draw
9 Ke7 draw
10 Kf5 draw
11 Kf7 draw
12 Kg5 draw
13 Kg6 draw
14 Kg7 draw
15 Ra4 draw
16 Ra6 draw
17 Ra8 draw
18 Rh5 draw
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rd5 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 Rf5 loss in 2 half-moves
27 Rg5 loss in 2 half-moves