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 Rb8 win in 9 half-moves
3 K5g6 draw
4 K5h6 draw
5 K7g6 draw
6 K7h6 draw
7 Kg4 draw
8 Kg5 draw
9 Kg7 draw
10 Kg8 draw
11 Kh4 draw
12 Kh8 draw
13 Ra7 draw
14 Rb1 draw
15 Rf7 draw
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Rd7 loss in 2 half-moves
23 Re7 loss in 2 half-moves