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

EGTB: loss in 11 half-moves

# move score
1 Rb1 loss in 10 half-moves
2 Kb3 loss in 8 half-moves
3 Kc1 loss in 6 half-moves
4 Kc3 loss in 6 half-moves
5 Rb2 loss in 6 half-moves
6 Rb3 loss in 6 half-moves
7 Kb1 loss in 4 half-moves
8 Kb2 loss in 4 half-moves
9 Kd1 loss in 4 half-moves
10 Kd2 loss in 4 half-moves
11 Kd3 loss in 4 half-moves
12 Ra4 loss in 4 half-moves
13 Rb5 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 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves