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 Kd7 draw
4 Ke6 draw
5 Rb2 draw
6 Rb8 draw
7 Kd8 loss in 18 half-moves
8 Rb1 loss in 12 half-moves
9 Ke8 loss in 10 half-moves
10 Kf8 loss in 8 half-moves
11 Kf6 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rd7 loss in 2 half-moves