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

EGTB: win in 2 half-moves

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