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 Kc7 win in 5 half-moves
3 Ke7 win in 5 half-moves
4 Kf7 win in 5 half-moves
5 Kf8 win in 5 half-moves
6 Rb1 win in 5 half-moves
7 Rb5 win in 5 half-moves
8 Rb6 win in 5 half-moves
9 Ked7 win in 7 half-moves
10 Ked8 win in 7 half-moves
11 Kb7 draw
12 Kcd7 draw
13 Kcd8 draw
14 Ra8 draw
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves