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

EGTB: win in 6 half-moves

# move score
1 Rd8 win in 5 half-moves
2 Kd7 draw
3 Kd8 draw
4 Kee7 draw
5 Kef7 draw
6 Kfe7 draw
7 Kff7 draw
8 Kg7 draw
9 Kg8 draw
10 Ra8 draw
11 Rb1 draw
12 Rc8 draw
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves