Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rf7 win in 1 half-moves
2 Kb5 draw
3 Kb6 draw
4 Kb7 draw
5 Kd5 draw
6 Kd6 draw
7 Kd7 draw
8 Ra7 draw
9 Rb7 draw
10 Rd7 draw
11 Re7 draw
12 Kc5 loss in 4 half-moves
13 Rc8 loss in 2 half-moves
14 Rg7 loss in 1 half-moves
15 Rh7 loss in 1 half-moves