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

EGTB: loss in 5 half-moves

# move score
1 Kb7 loss in 4 half-moves
2 Ka7 loss in 2 half-moves
3 Rb1 loss in 2 half-moves
4 Rb2 loss in 2 half-moves
5 Rb6 loss in 2 half-moves
6 Rb7 loss in 2 half-moves
7 Rc8 loss in 2 half-moves
8 Rd8 loss in 2 half-moves
9 Re8 loss in 2 half-moves
10 Rf8 loss in 2 half-moves
11 Rg8 loss in 2 half-moves
12 Rh8 loss in 2 half-moves
13 Rb3 loss in 1 half-moves
14 Rb4 loss in 1 half-moves
15 Rb5 loss in 1 half-moves