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

EGTB: win in 2 half-moves

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