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

EGTB: win in 6 half-moves

# move score
1 Rc8 win in 5 half-moves
2 Kc5 draw
3 Kc6 draw
4 Kc7 draw
5 Kd5 draw
6 Kd7 draw
7 Ke8 draw
8 Ra8 draw
9 Rb8 draw
10 Re8 draw
11 Kde7 loss in 2 half-moves
12 Ke5 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 Kf7 loss in 2 half-moves
15 Kfe7 loss in 2 half-moves
16 Kg7 loss in 2 half-moves
17 Kg8 loss in 2 half-moves
18 Rd7 loss in 2 half-moves