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

EGTB: win in 2 half-moves

# move score
1 Rg2 win in 1 half-moves
2 Ra5 draw
3 Rd5 draw
4 Rg1 draw
5 Rg6 draw
6 Rg7 draw
7 Rg8 draw
8 Ke7 loss in 2 half-moves
9 Ke8 loss in 2 half-moves
10 Kf7 loss in 2 half-moves
11 Kg7 loss in 2 half-moves
12 Kg8 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rg3 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rh5 loss in 2 half-moves
18 Re5 loss in 1 half-moves
19 Rf5 loss in 1 half-moves