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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kb1 draw
6 Kb7 draw
7 Kc2 draw
8 Kc5 draw
9 Kc6 draw
10 Kc7 draw
11 Kd1 draw
12 Kd2 draw
13 Ra3 draw
14 Rb3 draw
15 Rc3 draw
16 Rd3 draw
17 Re1 draw
18 Re2 draw
19 Re4 draw
20 Re5 draw
21 Re6 draw
22 Kb5 loss in 2 half-moves
23 Re7 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rh3 loss in 2 half-moves