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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kb7 win in 3 half-moves
3 Kd7 win in 3 half-moves
4 Kd8 win in 3 half-moves
5 Rb7 win in 3 half-moves
6 Rd7 win in 3 half-moves
7 Ra7 win in 7 half-moves
8 Kf8 win in 19 half-moves
9 Kf7 win in 25 half-moves
10 Ke7 win in 29 half-moves
11 Rc8 win in 33 half-moves
12 Ka5 draw
13 Ka7 draw
14 Kb5 draw
15 Rc1 draw
16 Rc5 draw
17 Rc6 draw
18 Re7 draw
19 Rc2 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rg7 loss in 2 half-moves
24 Rh7 loss in 2 half-moves