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

EGTB: loss in 9 half-moves

# move score
1 Kc1 loss in 8 half-moves
2 Kc2 loss in 8 half-moves
3 Ra8 loss in 8 half-moves
4 Ka1 loss in 4 half-moves
5 Ka2 loss in 4 half-moves
6 Ka3 loss in 4 half-moves
7 Kb1 loss in 4 half-moves
8 Rb4 loss in 4 half-moves
9 Rc8 loss in 4 half-moves
10 Kb3 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 1 half-moves