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

EGTB: win in 4 half-moves

# move score
1 Rg5 win in 3 half-moves
2 Rg6 win in 3 half-moves
3 Ra8 win in 7 half-moves
4 Rb8 win in 7 half-moves
5 Ka2 draw
6 Ka5 draw
7 Ka6 draw
8 Kaa4 draw
9 Kb6 draw
10 Kba4 draw
11 Kc5 draw
12 Kc6 draw
13 Rf8 draw
14 Rg4 draw
15 Rg7 draw
16 Rh8 draw
17 Kab4 loss in 2 half-moves
18 Kb2 loss in 2 half-moves
19 Kb3 loss in 2 half-moves
20 Kbb4 loss in 2 half-moves
21 Kc4 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Rd8 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rg3 loss in 2 half-moves