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

EGTB: win in 2 half-moves

# move score
1 Kf3 win in 1 half-moves
2 Ra4 win in 1 half-moves
3 Rb8 win in 1 half-moves
4 Kd3 loss in 2 half-moves
5 Kd4 loss in 2 half-moves
6 Kd5 loss in 2 half-moves
7 Ke3 loss in 2 half-moves
8 Ke5 loss in 2 half-moves
9 Kf5 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Kf4 loss in 1 half-moves