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

EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Rd2 win in 5 half-moves
3 Re2 win in 5 half-moves
4 Kc4 draw
5 Kc5 draw
6 Kd4 draw
7 Ke4 draw
8 Ke5 draw
9 Ra2 draw
10 Rf2 draw
11 Rg1 draw
12 Rg3 draw
13 Rg5 draw
14 Rh2 draw
15 Kc6 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rc2 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rg8 loss in 2 half-moves