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 Rg5 win in 3 half-moves
3 Rg6 win in 3 half-moves
4 Ra8 win in 5 half-moves
5 Ka1 draw
6 Ka3 draw
7 Ka4 draw
8 Ka6 draw
9 Kb5 draw
10 Kb6 draw
11 Rf8 draw
12 Rg7 draw
13 Rh8 draw
14 Kb1 loss in 2 half-moves
15 Kb2 loss in 2 half-moves
16 Kb3 loss in 2 half-moves
17 Kb4 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rg2 loss in 2 half-moves
24 Rg3 loss in 2 half-moves