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 Kf7 draw
3 Kf8 draw
4 Kg1 draw
5 Kg2 draw
6 Kg3 draw
7 Kg7 draw
8 Kh1 draw
9 Kh3 draw
10 Kh8 draw
11 Rc7 draw
12 Re7 draw
13 Rf7 draw
14 Rg7 draw
15 Rh4 draw
16 Rh5 draw
17 Rh6 draw
18 Rh8 draw
19 Rb7 loss in 2 half-moves
20 Rd7 loss in 2 half-moves
21 Rh3 loss in 2 half-moves