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

EGTB: loss in 5 half-moves

# move score
1 Rg7 loss in 4 half-moves
2 Rh7 loss in 4 half-moves
3 Ka7 loss in 2 half-moves
4 Kb7 loss in 2 half-moves
5 Kb8 loss in 2 half-moves
6 Ra7 loss in 2 half-moves
7 Rb7 loss in 2 half-moves
8 Rc7 loss in 2 half-moves
9 Rd7 loss in 2 half-moves
10 Re7 loss in 2 half-moves
11 Rf2 loss in 2 half-moves
12 Rf3 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rf1 loss in 1 half-moves
15 Rf4 loss in 1 half-moves
16 Rf5 loss in 1 half-moves
17 Rf6 loss in 1 half-moves