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

EGTB: win in 4 half-moves

# move score
1 Kd7 win in 3 half-moves
2 Ke7 win in 3 half-moves
3 Kf7 win in 3 half-moves
4 Rc7 win in 3 half-moves
5 Kb7 win in 7 half-moves
6 Kb8 win in 7 half-moves
7 Kd8 win in 7 half-moves
8 Rb8 win in 7 half-moves
9 Rd8 win in 13 half-moves
10 Ka7 win in 35 half-moves
11 Kf8 draw
12 Rc4 draw
13 Rc5 draw
14 Rc6 draw
15 Rc1 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rc3 loss in 2 half-moves