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 Kf5 draw
3 Kf6 draw
4 Kf7 draw
5 Kg5 draw
6 Kg7 draw
7 Kh5 draw
8 Kh6 draw
9 Kh7 draw
10 Rb4 draw
11 Rb5 draw
12 Rb6 draw
13 Rb8 draw
14 Rc7 draw
15 Rd7 draw
16 Re7 draw
17 Rf7 draw
18 Rg7 draw
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rh7 loss in 2 half-moves