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

EGTB: win in 4 half-moves

# move score
1 Rc1 win in 3 half-moves
2 Kd2 win in 7 half-moves
3 Rb1 win in 7 half-moves
4 Kc1 win in 9 half-moves
5 Kc2 win in 9 half-moves
6 Kc3 win in 9 half-moves
7 Kc4 win in 9 half-moves
8 Kd3 win in 9 half-moves
9 Ra4 win in 11 half-moves
10 Kc5 draw
11 Kd5 draw
12 Ra7 draw
13 Ke1 loss in 2 half-moves
14 Ke2 loss in 2 half-moves
15 Ke3 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Ra8 loss in 2 half-moves