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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kd7 draw
6 Kd8 draw
7 Kg7 draw
8 Kg8 draw
9 Kh7 draw
10 Re3 draw
11 Re4 draw
12 Re5 draw
13 Re6 draw
14 Re7 draw
15 Re1 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves