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

EGTB: loss in 11 half-moves

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