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

EGTB: win in 2 half-moves

# move score
1 Ka2 win in 1 half-moves
2 Rg7 win in 1 half-moves
3 Rg8 win in 1 half-moves
4 Ka1 draw
5 Rh1 draw
6 Kb2 loss in 2 half-moves
7 Kc1 loss in 2 half-moves
8 Kc2 loss in 2 half-moves
9 Rc1 loss in 2 half-moves
10 Rd1 loss in 2 half-moves
11 Re1 loss in 2 half-moves
12 Rf1 loss in 2 half-moves
13 Rg2 loss in 2 half-moves
14 Rg4 loss in 2 half-moves
15 Rg5 loss in 2 half-moves
16 Rg6 loss in 2 half-moves
17 Rg3 loss in 1 half-moves