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

EGTB: win in 6 half-moves

# move score
1 Kb7 win in 5 half-moves
2 Ka7 draw
3 Kb8 draw
4 Kd3 draw
5 Kd4 draw
6 Ke4 draw
7 Kf2 draw
8 Kf3 draw
9 Kf4 draw
10 Ra3 draw
11 Rb3 draw
12 Rc4 draw
13 Rd3 draw
14 Kd2 loss in 2 half-moves
15 Ke2 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rc6 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rc8 loss in 2 half-moves