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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Ka2 win in 3 half-moves
3 Ka4 win in 3 half-moves
4 Kc1 win in 3 half-moves
5 Kc2 win in 3 half-moves
6 Kd1 win in 3 half-moves
7 Kd3 win in 3 half-moves
8 Ke1 win in 3 half-moves
9 Ke2 win in 3 half-moves
10 Ke3 win in 3 half-moves
11 Rb1 win in 3 half-moves
12 Rc2 win in 3 half-moves
13 Kb3 win in 7 half-moves
14 Kc3 win in 7 half-moves
15 Kb4 win in 9 half-moves
16 Ra2 win in 9 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb7 loss in 2 half-moves