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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Re8 win in 3 half-moves
3 Kf7 win in 5 half-moves
4 Kf8 win in 5 half-moves
5 Kg7 win in 5 half-moves
6 Kh7 win in 5 half-moves
7 Kh8 win in 5 half-moves
8 Ra8 win in 5 half-moves
9 Rb5 win in 5 half-moves
10 Rb6 win in 5 half-moves
11 Rb7 win in 5 half-moves
12 Rb1 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Rf8 loss in 2 half-moves