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 Kc5 draw
3 Kc6 draw
4 Kc7 draw
5 Kd5 draw
6 Kd7 draw
7 Ke5 draw
8 Ke6 draw
9 Ke7 draw
10 Rb7 draw
11 Rd7 draw
12 Re7 draw
13 Rf7 draw
14 Rg2 draw
15 Rg3 draw
16 Rg5 draw
17 Rg6 draw
18 Rg8 draw
19 Rc7 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh7 loss in 2 half-moves
22 Rg4 loss in 1 half-moves