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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kb6 draw
3 Kc4 draw
4 Kc6 draw
5 Ra2 draw
6 Ra3 draw
7 Ra6 draw
8 Kc5 loss in 2 half-moves
9 Kd1 loss in 2 half-moves
10 Kd2 loss in 2 half-moves
11 Ke2 loss in 2 half-moves
12 Kf1 loss in 2 half-moves
13 Kf2 loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Ka4 loss in 1 half-moves
18 Ka6 loss in 1 half-moves
19 Ra4 loss in 1 half-moves