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

EGTB: win in 2 half-moves

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