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

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 Rf7 draw
3 Rg7 draw
4 Rh7 draw
5 Ka5 loss in 2 half-moves
6 Ka6 loss in 2 half-moves
7 Kaa7 loss in 2 half-moves
8 Kb5 loss in 2 half-moves
9 Kb8 loss in 2 half-moves
10 Kba7 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Ra7 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Re7 loss in 2 half-moves