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 Rb8 win in 5 half-moves
3 K2b2 draw
4 K2b3 draw
5 K3b2 draw
6 K3b3 draw
7 Ka1 draw
8 Ka4 draw
9 Kb1 draw
10 Kb4 draw
11 Ra8 draw
12 Rc8 draw
13 Rg5 draw
14 Rg6 draw
15 Rg7 draw
16 Rh8 draw
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rg3 loss in 2 half-moves