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 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kc5 draw
6 Kc6 draw
7 Kc7 draw
8 Ra7 draw
9 Rc7 draw
10 Rd7 draw
11 Rf7 draw
12 Kb5 loss in 4 half-moves
13 Rb8 loss in 4 half-moves
14 Rg7 loss in 2 half-moves
15 Rh7 loss in 2 half-moves