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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rh6 win in 1 half-moves
3 Ka4 win in 3 half-moves
4 Ka5 win in 3 half-moves
5 Ka6 win in 3 half-moves
6 Kbb4 win in 3 half-moves
7 Kbc4 win in 3 half-moves
8 Kcb4 win in 3 half-moves
9 Kcc4 win in 3 half-moves
10 Kd4 win in 3 half-moves
11 Kd5 win in 3 half-moves
12 Ra6 win in 3 half-moves
13 Rc6 win in 3 half-moves
14 Rf6 win in 3 half-moves
15 Rg6 win in 3 half-moves
16 Kbc6 win in 5 half-moves
17 Kcc6 win in 5 half-moves
18 Kd6 win in 5 half-moves
19 Rb8 win in 5 half-moves
20 Rd6 loss in 2 half-moves
21 Re6 loss in 2 half-moves