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 Kb7 win in 1 half-moves
3 Kb8 win in 1 half-moves
4 Kd8 win in 3 half-moves
5 Ra8 win in 5 half-moves
6 Rc2 win in 7 half-moves
7 Rc3 win in 7 half-moves
8 Rc4 win in 7 half-moves
9 Ka6 draw
10 Ka8 draw
11 Rb8 draw
12 Rc1 draw
13 Rc5 draw
14 Rc6 draw
15 Rd8 draw
16 Kd7 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Kf7 loss in 2 half-moves
19 Kf8 loss in 2 half-moves
20 Rc7 loss in 2 half-moves