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

EGTB: loss in 5 half-moves

# move score
1 Kh5 loss in 4 half-moves
2 Kh7 loss in 4 half-moves
3 Rg1 loss in 4 half-moves
4 Rg2 loss in 4 half-moves
5 Rg3 loss in 4 half-moves
6 Rg8 loss in 4 half-moves
7 Rh4 loss in 4 half-moves
8 Kg5 loss in 2 half-moves
9 Kg6 loss in 2 half-moves
10 Kg7 loss in 2 half-moves
11 Ra4 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Rf4 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rb4 loss in 1 half-moves