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

EGTB: win in 20 half-moves

# move score
1 Rg8 win in 19 half-moves
2 Rc4 draw
3 Rg3 draw
4 Rg6 draw
5 Rg7 draw
6 g3 loss in 2 half-moves
7 Ra4 loss in 2 half-moves
8 Rb4 loss in 2 half-moves
9 Rd4 loss in 2 half-moves
10 Re4 loss in 2 half-moves
11 Rf4 loss in 2 half-moves
12 Rg5 loss in 2 half-moves
13 Rh4 loss in 2 half-moves