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 Ka7 draw
5 Kb7 draw
6 Kc7 draw
7 Kc8 draw
8 Ra4 draw
9 Ra6 draw
10 Ra7 draw
11 Kb2 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kb4 loss in 2 half-moves