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