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

EGTB: loss in 9 half-moves

# move score
1 Rh7 loss in 8 half-moves
2 Rg7 loss in 4 half-moves
3 Kf1 loss in 2 half-moves
4 Kf2 loss in 2 half-moves
5 Kg2 loss in 2 half-moves
6 Kh1 loss in 2 half-moves
7 Kh2 loss in 2 half-moves
8 Ra7 loss in 2 half-moves
9 Rb1 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Re7 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rb3 loss in 1 half-moves
17 Rb4 loss in 1 half-moves
18 Rb5 loss in 1 half-moves
19 Rc7 loss in 1 half-moves