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 draw
3 Rc7 draw
4 Rd7 draw
5 Re7 draw
6 Rh3 draw
7 Rh4 draw
8 Rh5 draw
9 Rh6 draw
10 Kc7 loss in 2 half-moves
11 Kc8 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Ke8 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rh1 loss in 2 half-moves
18 Rh2 loss in 2 half-moves
19 Rh8 loss in 2 half-moves