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

EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Ke2 draw
3 Kf2 draw
4 Kg2 draw
5 Kg3 draw
6 Kg4 draw
7 Kg6 draw
8 Kg7 draw
9 Kg8 draw
10 Kh6 draw
11 Kh8 draw
12 Ra7 draw
13 Re1 draw
14 Re8 draw
15 Rf7 draw
16 Ke3 loss in 2 half-moves
17 Ke4 loss in 2 half-moves
18 Kf4 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 Re6 loss in 2 half-moves