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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Rb8 win in 1 half-moves
3 Rc8 win in 1 half-moves
4 Rd8 win in 1 half-moves
5 Ka7 win in 3 half-moves
6 Kb5 win in 3 half-moves
7 Kb7 win in 3 half-moves
8 Ka5 win in 5 half-moves
9 Kb2 draw
10 Kb3 draw
11 Kb4 draw
12 Kc2 draw
13 Kc4 draw
14 Kd2 draw
15 Kd3 draw
16 Kd4 draw
17 Ra7 draw
18 Re8 draw
19 Rf8 draw
20 Rg8 draw
21 Rh8 loss in 1 half-moves