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 Rc2 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 Kc2 loss in 2 half-moves
9 Kc4 loss in 2 half-moves
10 Ke2 loss in 2 half-moves
11 Ke3 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Ka2 loss in 1 half-moves
14 Ka4 loss in 1 half-moves
15 Kb2 loss in 1 half-moves
16 Kb3 loss in 1 half-moves
17 Kb4 loss in 1 half-moves
18 Kd2 loss in 1 half-moves
19 Kd4 loss in 1 half-moves
20 Rb3 loss in 1 half-moves