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

EGTB: win in 6 half-moves

# move score
1 Rg7 win in 5 half-moves
2 Ra4 draw
3 Rb4 draw
4 Re4 draw
5 Rg1 draw
6 Rg2 draw
7 Rg3 draw
8 Kf7 loss in 2 half-moves
9 Kf8 loss in 2 half-moves
10 Kgg7 loss in 2 half-moves
11 Kgh7 loss in 2 half-moves
12 Khg7 loss in 2 half-moves
13 Khh7 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rd4 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rh4 loss in 2 half-moves