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

EGTB: win in 4 half-moves

# move score
1 Rg6 win in 3 half-moves
2 Rg8 win in 3 half-moves
3 K6a7 draw
4 K6b7 draw
5 K8a7 draw
6 K8b7 draw
7 Ka5 draw
8 Kb6 draw
9 Kb8 draw
10 Ra1 draw
11 Rb1 draw
12 Rf1 draw
13 Rg5 draw
14 Rg7 draw
15 Rh1 draw
16 Kb5 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rg2 loss in 2 half-moves
21 Rg3 loss in 2 half-moves
22 Rg4 loss in 2 half-moves