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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Rb8 win in 1 half-moves
3 Rc1 win in 1 half-moves
4 Rc3 win in 1 half-moves
5 Rc5 win in 1 half-moves
6 Rc6 win in 1 half-moves
7 Rc7 win in 1 half-moves
8 Rd8 win in 1 half-moves
9 Rh8 win in 1 half-moves
10 Ka4 loss in 2 half-moves
11 Ka6 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Ra8 loss in 1 half-moves
15 Rc2 loss in 1 half-moves
16 Rc4 loss in 1 half-moves
17 Re8 loss in 1 half-moves
18 Rf8 loss in 1 half-moves
19 Rg8 loss in 1 half-moves