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

EGTB: loss in 5 half-moves

# move score
1 Kh7 loss in 4 half-moves
2 Rg1 loss in 4 half-moves
3 Rg2 loss in 4 half-moves
4 Rg3 loss in 4 half-moves
5 Rh4 loss in 4 half-moves
6 Kg7 loss in 2 half-moves
7 Kg8 loss in 2 half-moves
8 Ra4 loss in 2 half-moves
9 Rc4 loss in 2 half-moves
10 Rd4 loss in 2 half-moves
11 Re4 loss in 2 half-moves
12 Rf4 loss in 2 half-moves
13 Rg5 loss in 2 half-moves
14 Rg6 loss in 2 half-moves
15 Rg7 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Rb4 loss in 1 half-moves