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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Rb7 win in 3 half-moves
3 Ka7 draw
4 Kb7 draw
5 Kb8 draw
6 Kd6 draw
7 Kd7 draw
8 Kd8 draw
9 Ke6 draw
10 Ke8 draw
11 Kf6 draw
12 Kf7 draw
13 Kf8 draw
14 Rc1 draw
15 Rc2 draw
16 Rc4 draw
17 Rc5 draw
18 Rc6 draw
19 Rc8 draw
20 Rc3 loss in 2 half-moves
21 Rd7 loss in 2 half-moves