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

EGTB: win in 4 half-moves

# move score
1 Rg3 win in 3 half-moves
2 Ka4 draw
3 Ka6 loss in 8 half-moves
4 Kb6 loss in 8 half-moves
5 Kc6 loss in 8 half-moves
6 Rb7 loss in 8 half-moves
7 Rg6 loss in 8 half-moves
8 Kc5 loss in 6 half-moves
9 Rh7 loss in 6 half-moves
10 Ka5 loss in 4 half-moves
11 Rg4 loss in 4 half-moves
12 Rg5 loss in 4 half-moves
13 Rg8 loss in 4 half-moves
14 Kb4 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rg2 loss in 2 half-moves