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 K6d7 win in 3 half-moves
3 Kb5 win in 3 half-moves
4 Ra5 win in 3 half-moves
5 Ra8 win in 3 half-moves
6 K6b6 win in 5 half-moves
7 K7b6 win in 5 half-moves
8 Kb8 win in 5 half-moves
9 K6d6 draw
10 K7b7 draw
11 K7d6 draw
12 K7d7 draw
13 Kc5 draw
14 Kc8 draw
15 Kd5 draw
16 Kd8 draw
17 Ra3 draw
18 Ra4 draw
19 Ra7 draw
20 Rb6 draw
21 Ra1 loss in 2 half-moves
22 Ra2 loss in 2 half-moves