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 Ra7 win in 5 half-moves
3 Rc8 win in 7 half-moves
4 Kc8 win in 9 half-moves
5 Kc6 win in 13 half-moves
6 Ka7 draw
7 Ka8 draw
8 Kb4 draw
9 Kb5 draw
10 Kb7 draw
11 Kc4 draw
12 Rb7 draw
13 Rh7 draw
14 Kd4 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves