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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Kb7 win in 3 half-moves
4 Kc2 win in 3 half-moves
5 Kc4 win in 3 half-moves
6 Ka5 win in 5 half-moves
7 Ka7 win in 5 half-moves
8 Ra3 win in 5 half-moves
9 Rb3 win in 5 half-moves
10 Kd2 draw
11 Kd4 draw
12 Ke2 draw
13 Rc1 draw
14 Rc2 draw
15 Rc4 draw
16 Rc8 draw
17 Ke3 loss in 2 half-moves
18 Ke4 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rc7 loss in 2 half-moves