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 Kb7 win in 5 half-moves
3 Ke7 win in 5 half-moves
4 Ke8 win in 5 half-moves
5 Ra8 win in 5 half-moves
6 Kf7 win in 7 half-moves
7 Kb5 win in 11 half-moves
8 Ka5 draw
9 Ka6 draw
10 Ka7 draw
11 Kc5 draw
12 Kc6 draw
13 Kc7 draw
14 Kg7 draw
15 Kg8 draw
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves