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 Kb8 draw
3 Kc7 draw
4 Kd8 draw
5 Ke3 draw
6 Ke4 draw
7 Ke5 draw
8 Kf5 draw
9 Kg4 draw
10 Kg5 draw
11 Ra3 draw
12 Ra4 draw
13 Ra6 draw
14 Ra7 draw
15 Ra8 draw
16 Rb5 draw
17 Rc5 draw
18 Rd5 draw
19 Re5 draw
20 Rf5 draw
21 Kd7 loss in 2 half-moves
22 Kf3 loss in 2 half-moves
23 Kg3 loss in 2 half-moves
24 Ra1 loss in 2 half-moves
25 Ra2 loss in 2 half-moves
26 Rg5 loss in 2 half-moves
27 Rh5 loss in 2 half-moves