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

EGTB: loss in 19 half-moves

# move score
1 Kb6 loss in 18 half-moves
2 Kb5 loss in 14 half-moves
3 Kb4 loss in 10 half-moves
4 Ka6 loss in 6 half-moves
5 Ka4 loss in 4 half-moves
6 Ra8 loss in 4 half-moves
7 Rb7 loss in 4 half-moves
8 Ra6 loss in 2 half-moves
9 Rc7 loss in 2 half-moves
10 Rd7 loss in 2 half-moves
11 Re7 loss in 2 half-moves
12 Rf7 loss in 2 half-moves
13 Rg7 loss in 2 half-moves
14 Rh7 loss in 2 half-moves