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 Ka3 draw
3 Ka5 draw
4 Kb3 draw
5 Kc2 draw
6 Kc3 draw
7 Kd2 draw
8 Ke2 draw
9 Ke3 draw
10 Ra8 draw
11 Rb8 draw
12 Rf8 draw
13 Rg1 draw
14 Rg2 draw
15 Rh8 draw
16 Kb4 loss in 2 half-moves
17 Kb5 loss in 2 half-moves
18 Kc4 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Ke4 loss in 2 half-moves
21 Rc8 loss in 2 half-moves
22 Rd8 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rg5 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rg7 loss in 2 half-moves