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

EGTB: win in 4 half-moves

# move score
1 K6b7 win in 3 half-moves
2 K7b7 win in 3 half-moves
3 Kb5 win in 3 half-moves
4 Ra5 win in 3 half-moves
5 Rb7 win in 3 half-moves
6 Kc5 win in 7 half-moves
7 Ra6 win in 7 half-moves
8 Ra1 win in 11 half-moves
9 Ra2 win in 11 half-moves
10 Ra4 win in 11 half-moves
11 K6b6 draw
12 Ra3 draw
13 K6d6 loss in 2 half-moves
14 K6d7 loss in 2 half-moves
15 K7b6 loss in 2 half-moves
16 K7d6 loss in 2 half-moves
17 K7d7 loss in 2 half-moves
18 Kb8 loss in 2 half-moves
19 Kc8 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Kd8 loss in 2 half-moves
22 Ra8 loss in 2 half-moves