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 Nb8 draw
3 Nc5 draw
4 Rb6 draw
5 Rd6 draw
6 Rh1 draw
7 Rh2 draw
8 Rh7 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 Nb4 loss in 2 half-moves
15 Nc7 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rh3 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Rh8 loss in 2 half-moves