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

EGTB: win in 2 half-moves

# move score
1 Ka1 win in 1 half-moves
2 Rg5 win in 1 half-moves
3 Rg6 win in 1 half-moves
4 Rg7 win in 1 half-moves
5 Rg8 win in 1 half-moves
6 Ka2 draw
7 Ra2 draw
8 Kb2 loss in 2 half-moves
9 Kc1 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rc2 loss in 2 half-moves
13 Rd2 loss in 2 half-moves
14 Re2 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rh2 loss in 2 half-moves
19 Rg4 loss in 1 half-moves