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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Ka7 draw
3 Kb8 draw
4 Ke2 draw
5 Ke3 draw
6 Ke4 draw
7 Kf2 draw
8 Kf4 draw
9 Kg2 draw
10 Kg3 draw
11 Kg4 draw
12 Ra3 draw
13 Rb3 draw
14 Rc1 draw
15 Rc2 draw
16 Rc4 draw
17 Rc5 draw
18 Rc6 draw
19 Rd3 draw
20 Re3 draw
21 Rc7 loss in 2 half-moves
22 Rc8 loss in 2 half-moves