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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kb5 win in 1 half-moves
3 Kf6 win in 1 half-moves
4 Rb7 win in 1 half-moves
5 Rc7 win in 1 half-moves
6 Rd7 win in 1 half-moves
7 Ka4 loss in 1 half-moves
8 Ka6 loss in 1 half-moves
9 Kb6 loss in 1 half-moves
10 Kd6 loss in 1 half-moves
11 Kd7 loss in 1 half-moves
12 Kd8 loss in 1 half-moves
13 Ke6 loss in 1 half-moves
14 Ke8 loss in 1 half-moves
15 Kf7 loss in 1 half-moves
16 Kf8 loss in 1 half-moves
17 Ra6 loss in 1 half-moves
18 Ra8 loss in 1 half-moves