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

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Ka2 draw
3 Ka4 draw
4 Kb2 draw
5 Kb4 draw
6 Kc2 draw
7 Kc3 draw
8 Ra1 draw
9 Ra2 draw
10 Ra4 draw
11 Kc4 loss in 2 half-moves
12 Ra6 loss in 2 half-moves
13 Ra7 loss in 2 half-moves
14 Ra8 loss in 2 half-moves