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

EGTB: win in 4 half-moves

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