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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rd8 win in 3 half-moves
3 Kb5 win in 7 half-moves
4 Kd5 win in 7 half-moves
5 Kd8 win in 7 half-moves
6 Kc5 win in 9 half-moves
7 Ra8 win in 9 half-moves
8 Kb4 win in 11 half-moves
9 Kb3 draw
10 Kb6 draw
11 Kb7 draw
12 Kb8 draw
13 Kc3 draw
14 Kc6 draw
15 Kd3 draw
16 Kd4 draw
17 Kd6 draw
18 Kd7 draw
19 Re8 draw
20 Rf8 draw
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves