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

EGTB: win in 6 half-moves

# move score
1 Kb5 win in 5 half-moves
2 Ka1 draw
3 Ka3 draw
4 Kb1 draw
5 Kb2 draw
6 Kb3 draw
7 Kd5 draw
8 Kd6 draw
9 Kd7 draw
10 Rc8 draw
11 Rd7 draw
12 Kb6 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves