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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kc7 win in 3 half-moves
3 Kb7 win in 5 half-moves
4 Kd7 win in 5 half-moves
5 Ke6 win in 5 half-moves
6 Ke7 win in 5 half-moves
7 Ke8 win in 5 half-moves
8 Kf6 win in 5 half-moves
9 Kf8 win in 5 half-moves
10 Rb7 win in 5 half-moves
11 Rb5 win in 7 half-moves
12 Kd8 draw
13 Kg7 draw
14 Kg8 draw
15 Ra8 draw
16 Rb6 draw
17 Kg6 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves