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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kb8 win in 3 half-moves
3 Rb7 win in 3 half-moves
4 Rc7 win in 3 half-moves
5 Ke7 win in 5 half-moves
6 Kcc7 win in 7 half-moves
7 Ra8 win in 7 half-moves
8 Kcd8 win in 9 half-moves
9 Kdc7 win in 9 half-moves
10 Ra3 draw
11 Kc6 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Kdd8 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ke8 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves