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 Ka5 draw
3 Ka7 draw
4 Kb6 draw
5 Kb7 draw
6 Kc1 draw
7 Kc2 draw
8 Kd1 draw
9 Ke1 draw
10 Ke2 draw
11 Ra1 draw
12 Ra2 draw
13 Ra4 draw
14 Rb3 draw
15 Rc3 draw
16 Rd3 draw
17 Rh3 draw
18 Kc3 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rg3 loss in 2 half-moves