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

EGTB: win in 2 half-moves

# move score
1 Kb7 win in 1 half-moves
2 Ka5 draw
3 Kd2 draw
4 Kd3 draw
5 Ke2 draw
6 Kf2 draw
7 Kf3 draw
8 Ra1 draw
9 Ra2 draw
10 Rb3 draw
11 Kb5 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Ke4 loss in 2 half-moves
15 Kf4 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rd3 loss in 2 half-moves
20 Ka7 loss in 1 half-moves