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

EGTB: loss in 5 half-moves

# move score
1 Re1 loss in 4 half-moves
2 Re7 loss in 4 half-moves
3 Ka3 loss in 2 half-moves
4 Ka5 loss in 2 half-moves
5 Kb3 loss in 2 half-moves
6 Kb4 loss in 2 half-moves
7 Kb5 loss in 2 half-moves
8 Ra2 loss in 2 half-moves
9 Rb2 loss in 2 half-moves
10 Rc2 loss in 2 half-moves
11 Re3 loss in 2 half-moves
12 Re4 loss in 2 half-moves
13 Re5 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rd2 loss in 1 half-moves
17 Re8 loss in 1 half-moves
18 Rg2 loss in 1 half-moves
19 Rh2 loss in 1 half-moves