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

EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Rc6 draw
3 Rd6 draw
4 Re6 draw
5 Rf6 draw
6 Rg2 draw
7 Rg3 draw
8 Rg7 draw
9 Rg8 draw
10 Ka4 loss in 2 half-moves
11 Kb1 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rh6 loss in 2 half-moves
19 K1a2 loss in 1 half-moves
20 K1b2 loss in 1 half-moves
21 K3a2 loss in 1 half-moves
22 K3b2 loss in 1 half-moves