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

EGTB: loss in 7 half-moves

# move score
1 Ra8 loss in 6 half-moves
2 Ka3 loss in 4 half-moves
3 Ka4 loss in 4 half-moves
4 Ka5 loss in 4 half-moves
5 Kb3 loss in 4 half-moves
6 Kb5 loss in 4 half-moves
7 Rc8 loss in 4 half-moves
8 Kc3 loss in 2 half-moves
9 Kc4 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Rb5 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rh8 loss in 2 half-moves
18 Rg8 loss in 1 half-moves