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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Kd6 draw
3 Kf6 draw
4 Kf7 draw
5 Rf7 draw
6 Rg7 draw
7 Rh7 draw
8 Kd5 loss in 8 half-moves
9 Kd7 loss in 6 half-moves
10 Ke5 loss in 4 half-moves
11 Kf5 loss in 4 half-moves
12 Re8 loss in 4 half-moves
13 Rb7 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd7 loss in 2 half-moves