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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Kc4 win in 7 half-moves
3 Kb1 win in 9 half-moves
4 Kb4 win in 9 half-moves
5 Kb5 win in 9 half-moves
6 Kc2 win in 9 half-moves
7 Kd4 win in 9 half-moves
8 Ra5 win in 9 half-moves
9 Kb2 win in 11 half-moves
10 Kd1 win in 11 half-moves
11 Kd2 win in 11 half-moves
12 Kd5 win in 11 half-moves
13 Kb6 draw
14 Kc6 draw
15 Kd6 draw
16 Ra7 draw
17 Ra2 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra8 loss in 2 half-moves