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

EGTB: win in 2 half-moves

# move score
1 Ra2 win in 1 half-moves
2 Ka4 draw
3 Kb4 draw
4 Kc4 draw
5 Kc5 draw
6 Ra3 draw
7 Ra4 draw
8 Ra6 draw
9 Ka6 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Ra1 loss in 2 half-moves
13 Ra7 loss in 2 half-moves
14 Ra8 loss in 2 half-moves