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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Rh5 win in 1 half-moves
3 Ra4 draw
4 Rc4 draw
5 Rd4 draw
6 Rf4 draw
7 Rh2 draw
8 Rh3 draw
9 Rh6 draw
10 Rh7 draw
11 Rb4 loss in 2 half-moves
12 Re4 loss in 2 half-moves
13 Rh1 loss in 2 half-moves
14 Rh8 loss in 2 half-moves