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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kb5 draw
3 Kb7 draw
4 Kd5 draw
5 Kd6 draw
6 Kd7 draw
7 Ra7 draw
8 Rb7 draw
9 Rc7 draw
10 Rd7 draw
11 Re8 draw
12 Ka2 loss in 2 half-moves
13 Ka3 loss in 2 half-moves
14 Ka4 loss in 2 half-moves
15 Kb2 loss in 2 half-moves
16 Kb4 loss in 2 half-moves
17 Kc2 loss in 2 half-moves
18 Kc3 loss in 2 half-moves
19 Kc4 loss in 2 half-moves
20 Kc5 loss in 2 half-moves
21 Kc7 loss in 2 half-moves
22 Re1 loss in 2 half-moves
23 Re2 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Re4 loss in 2 half-moves
26 Re5 loss in 2 half-moves
27 Re6 loss in 2 half-moves
28 Rf7 loss in 2 half-moves
29 Rg7 loss in 2 half-moves
30 Rh7 loss in 2 half-moves