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

EGTB: win in 2 half-moves

# move score
1 Rh8 win in 1 half-moves
2 Ra3 draw
3 Rb3 draw
4 Rc3 draw
5 Rf3 draw
6 Rh5 draw
7 Rh6 draw
8 Rh7 draw
9 g6 loss in 2 half-moves
10 Rd3 loss in 2 half-moves
11 Re3 loss in 2 half-moves
12 Rg3 loss in 2 half-moves
13 Rh1 loss in 2 half-moves
14 Rh2 loss in 2 half-moves
15 Rh4 loss in 2 half-moves