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

EGTB: win in 2 half-moves

# move score
1 Rg3 win in 1 half-moves
2 Ra3 draw
3 Rb3 draw
4 Rc3 draw
5 Rd3 draw
6 Re3 draw
7 Rf4 draw
8 Rf5 draw
9 Rf6 draw
10 Rf7 draw
11 K7b8 loss in 2 half-moves
12 Ka6 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 K7b7 loss in 1 half-moves
15 K8b7 loss in 1 half-moves
16 K8b8 loss in 1 half-moves
17 Rf1 loss in 1 half-moves
18 Rf2 loss in 1 half-moves
19 Rf8 loss in 1 half-moves
20 Rh3 loss in 1 half-moves