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 Kb7 win in 1 half-moves
3 Rf1 win in 1 half-moves
4 Rf2 win in 1 half-moves
5 Rf3 win in 1 half-moves
6 Rf4 win in 1 half-moves
7 Rf7 win in 1 half-moves
8 Rf8 win in 1 half-moves
9 Ka5 loss in 2 half-moves
10 Ka6 loss in 2 half-moves
11 Ka7 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kc6 loss in 1 half-moves
15 Rc6 loss in 1 half-moves
16 Rd6 loss in 1 half-moves
17 Re6 loss in 1 half-moves
18 Rf5 loss in 1 half-moves
19 Rg6 loss in 1 half-moves
20 Rh6 loss in 1 half-moves