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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Ka4 win in 5 half-moves
3 Ra6 win in 5 half-moves
4 Ka3 win in 7 half-moves
5 Ka5 win in 7 half-moves
6 Kb3 win in 7 half-moves
7 Kbc5 win in 7 half-moves
8 Kc3 win in 7 half-moves
9 Rb8 win in 9 half-moves
10 Kb7 draw
11 Kbb5 draw
12 Kc4 draw
13 Kc7 draw
14 Kcb5 draw
15 Kcc5 draw
16 Kd7 draw
17 Kd5 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Rb5 loss in 2 half-moves