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

EGTB: loss in 9 half-moves

# move score
1 Ra4 loss in 8 half-moves
2 Rb4 loss in 8 half-moves
3 Rc4 loss in 4 half-moves
4 Rg4 loss in 4 half-moves
5 Ka6 loss in 2 half-moves
6 Ka8 loss in 2 half-moves
7 Kb6 loss in 2 half-moves
8 Kb7 loss in 2 half-moves
9 Kb8 loss in 2 half-moves
10 Rd4 loss in 2 half-moves
11 Re4 loss in 2 half-moves
12 Rf1 loss in 2 half-moves
13 Rf2 loss in 2 half-moves
14 Rf3 loss in 1 half-moves
15 Rf5 loss in 1 half-moves
16 Rf6 loss in 1 half-moves
17 Rf7 loss in 1 half-moves
18 Rf8 loss in 1 half-moves
19 Rh4 loss in 1 half-moves