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 Kc2 draw
5 Kc3 draw
6 Kc4 draw
7 Kd2 draw
8 Kd4 draw
9 Ke2 draw
10 Ke4 draw
11 Ra5 draw
12 Rb5 draw
13 Rc1 draw
14 Rc2 draw
15 Rc3 draw
16 Rc4 draw
17 Rd5 draw
18 Re5 draw
19 Rf5 draw
20 Ke3 loss in 2 half-moves
21 Rc6 loss in 2 half-moves
22 Rc7 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Rg5 loss in 2 half-moves
25 Rh5 loss in 2 half-moves