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

EGTB: loss in 5 half-moves

# move score
1 Ka1 loss in 4 half-moves
2 Ka3 loss in 4 half-moves
3 Kb1 loss in 4 half-moves
4 Kb2 loss in 4 half-moves
5 Kb3 loss in 4 half-moves
6 Ra6 loss in 4 half-moves
7 Rb7 loss in 4 half-moves
8 Rb8 loss in 4 half-moves
9 Rc6 loss in 4 half-moves
10 Rb1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rd6 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rh6 loss in 2 half-moves
19 Rg6 loss in 1 half-moves