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

EGTB: win in 4 half-moves

# move score
1 Rh5 win in 3 half-moves
2 Nb7 draw
3 Nc4 draw
4 Ne4 draw
5 Ne8 draw
6 Nf5 draw
7 Nf7 draw
8 Rh6 draw
9 g8=B loss in 2 half-moves
10 g8=K loss in 2 half-moves
11 g8=N loss in 2 half-moves
12 g8=Q loss in 2 half-moves
13 g8=R loss in 2 half-moves
14 Nb5 loss in 2 half-moves
15 Nc8 loss in 2 half-moves
16 Rh1 loss in 2 half-moves
17 Rh2 loss in 2 half-moves
18 Rh3 loss in 2 half-moves
19 Rh4 loss in 2 half-moves
20 Rh8 loss in 2 half-moves