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

EGTB: win in 2 half-moves

# move score
1 Rc1 win in 1 half-moves
2 Rc3 win in 1 half-moves
3 Rc4 win in 1 half-moves
4 Rc5 win in 1 half-moves
5 Rc6 win in 1 half-moves
6 Rc7 win in 1 half-moves
7 Rc8 win in 1 half-moves
8 Kc1 loss in 2 half-moves
9 Kc3 loss in 2 half-moves
10 Ke1 loss in 2 half-moves
11 Ke2 loss in 2 half-moves
12 Ke3 loss in 2 half-moves
13 Ka1 loss in 1 half-moves
14 Ka3 loss in 1 half-moves
15 Kb1 loss in 1 half-moves
16 Kb2 loss in 1 half-moves
17 Kb3 loss in 1 half-moves
18 Kd1 loss in 1 half-moves
19 Kd3 loss in 1 half-moves
20 Rb2 loss in 1 half-moves