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 Ka4 win in 3 half-moves
3 Ka6 win in 3 half-moves
4 Kb1 win in 3 half-moves
5 Kc1 win in 3 half-moves
6 Kc3 win in 3 half-moves
7 Kd3 win in 3 half-moves
8 Rb1 win in 3 half-moves
9 Rb3 win in 3 half-moves
10 Rb4 win in 3 half-moves
11 Kb3 win in 7 half-moves
12 Kb4 win in 15 half-moves
13 Kb5 win in 15 half-moves
14 Kb6 win in 15 half-moves
15 Kd2 win in 15 half-moves
16 Ra2 win in 19 half-moves
17 Kd1 draw
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves