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

EGTB: win in 4 half-moves

# move score
1 Ka7 win in 3 half-moves
2 Kb7 win in 3 half-moves
3 Kbc7 win in 3 half-moves
4 Kc8 win in 3 half-moves
5 Ra6 win in 3 half-moves
6 Rb6 win in 3 half-moves
7 Ka8 draw
8 Kd7 draw
9 Kc5 loss in 2 half-moves
10 Kd5 loss in 2 half-moves
11 Kdc7 loss in 2 half-moves
12 Ke5 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 Ke7 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rc8 loss in 2 half-moves