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

EGTB: win in 4 half-moves

# move score
1 K6b6 win in 3 half-moves
2 K6b7 win in 3 half-moves
3 K6d7 win in 3 half-moves
4 K7b6 win in 3 half-moves
5 Kb5 win in 3 half-moves
6 Kb8 win in 3 half-moves
7 Ra5 win in 3 half-moves
8 Ra8 win in 3 half-moves
9 Rb6 win in 3 half-moves
10 K6d6 win in 9 half-moves
11 K7d6 win in 9 half-moves
12 K7d7 win in 9 half-moves
13 Kd8 win in 9 half-moves
14 K7b7 draw
15 Kc5 draw
16 Kc8 draw
17 Ra4 draw
18 Ra7 draw
19 Kd5 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Ra3 loss in 2 half-moves