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 Kb6 draw
3 Kc5 draw
4 Kd5 draw
5 Kd6 draw
6 Kd7 draw
7 Rb7 draw
8 Rc7 draw
9 Rd7 draw
10 Rf7 draw
11 Rg2 draw
12 Rg3 draw
13 Rg4 draw
14 Rg5 draw
15 Kb5 loss in 36 half-moves
16 Kc7 loss in 10 half-moves
17 Rg6 loss in 10 half-moves
18 Kb7 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh7 loss in 2 half-moves
22 Rg8 loss in 1 half-moves