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 Kh2 win in 5 half-moves
3 Kh4 win in 5 half-moves
4 Kg5 draw
5 Kg6 draw
6 Kh6 draw
7 Ra7 draw
8 Re3 draw
9 Re4 draw
10 Re5 draw
11 Re6 draw
12 Re8 draw
13 Rf7 draw
14 Rh7 draw
15 Kg1 loss in 2 half-moves
16 Kg2 loss in 2 half-moves
17 Kg4 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rc7 loss in 2 half-moves
20 Rd7 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Re2 loss in 2 half-moves