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

EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Ka4 win in 5 half-moves
3 Ka5 win in 5 half-moves
4 Kb4 win in 5 half-moves
5 Kb6 win in 5 half-moves
6 Kc4 win in 5 half-moves
7 Kc5 win in 5 half-moves
8 Ra1 win in 5 half-moves
9 Rb2 win in 5 half-moves
10 Rb3 win in 5 half-moves
11 Rb4 win in 5 half-moves
12 Rc1 win in 5 half-moves
13 Ka6 loss in 4 half-moves
14 Kc6 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Re1 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rh1 loss in 2 half-moves