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

EGTB: loss in 7 half-moves

# move score
1 Rd8 loss in 6 half-moves
2 Kd8 loss in 4 half-moves
3 Kf8 loss in 4 half-moves
4 Ra8 loss in 4 half-moves
5 Rc8 loss in 4 half-moves
6 Kd7 loss in 2 half-moves
7 Ke7 loss in 2 half-moves
8 Kf7 loss in 2 half-moves
9 Rb1 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rb4 loss in 1 half-moves