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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Rb7 win in 1 half-moves
3 Rf7 win in 1 half-moves
4 Rg7 win in 1 half-moves
5 Rh7 win in 1 half-moves
6 Rc7 draw
7 Re7 draw
8 Kc5 loss in 2 half-moves
9 Kc6 loss in 2 half-moves
10 Kd5 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Kc7 loss in 1 half-moves
15 Ke7 loss in 1 half-moves