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 Kd5 draw
3 Kd6 draw
4 Kd7 draw
5 Ke5 draw
6 Ke7 draw
7 Kf5 draw
8 Kf6 draw
9 Kf7 draw
10 Rb3 draw
11 Rb4 draw
12 Rb5 draw
13 Rb6 draw
14 Rb8 draw
15 Rc7 draw
16 Rd7 draw
17 Re7 draw
18 Rh7 draw
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rg7 loss in 2 half-moves