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

EGTB: loss in 5 half-moves

# move score
1 Rb5 loss in 4 half-moves
2 g3 loss in 2 half-moves
3 g4 loss in 2 half-moves
4 Nd1 loss in 2 half-moves
5 Nd3 loss in 2 half-moves
6 Ne4 loss in 2 half-moves
7 Ng4 loss in 2 half-moves
8 Nh1 loss in 2 half-moves
9 Nh3 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rf4 loss in 1 half-moves
22 Rh4 loss in 1 half-moves