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 Rb2 win in 1 half-moves
3 Rb3 win in 1 half-moves
4 Kb5 win in 7 half-moves
5 Kb7 win in 13 half-moves
6 Ka4 draw
7 Ka6 draw
8 Kb6 draw
9 Kc7 draw
10 Rb4 draw
11 Rb5 draw
12 Rb6 draw
13 Rb7 draw
14 Ra8 loss in 8 half-moves
15 Kb4 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Kd8 loss in 2 half-moves