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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Ka6 draw
3 Ka8 draw
4 Kb6 draw
5 Kb8 draw
6 Kc6 draw
7 Kc7 draw
8 Kc8 draw
9 Ke1 draw
10 Ke2 draw
11 Kf2 draw
12 Kg1 draw
13 Kg2 draw
14 Ra2 draw
15 Ra3 draw
16 Ra4 draw
17 Ra6 draw
18 Ra8 draw
19 Ra5 loss in 1 half-moves