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

EGTB: win in 4 half-moves

# move score
1 Rh4 win in 3 half-moves
2 Rh7 win in 9 half-moves
3 Rh8 win in 9 half-moves
4 Rb2 draw
5 Rd2 draw
6 Rh1 draw
7 Rh5 draw
8 Rh6 draw
9 d7 loss in 2 half-moves
10 Ne2 loss in 2 half-moves
11 Nf3 loss in 2 half-moves
12 Nh3 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Re2 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rh3 loss in 2 half-moves
18 Rc2 loss in 1 half-moves