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

EGTB: loss in 5 half-moves

# move score
1 Rh1 loss in 4 half-moves
2 d8=B loss in 2 half-moves
3 d8=K loss in 2 half-moves
4 d8=N loss in 2 half-moves
5 d8=Q loss in 2 half-moves
6 d8=R loss in 2 half-moves
7 Rb1 loss in 2 half-moves
8 Rc2 loss in 2 half-moves
9 Rc4 loss in 2 half-moves
10 Rc5 loss in 2 half-moves
11 Rc6 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rd1 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Ra1 loss in 1 half-moves
18 Rc3 loss in 1 half-moves
19 Rc7 loss in 1 half-moves