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