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

EGTB: win in 4 half-moves

# move score
1 Rh3 win in 3 half-moves
2 Rb7 draw
3 Re7 draw
4 Rh4 draw
5 Rh5 draw
6 Rh6 draw
7 Kg1 loss in 2 half-moves
8 Kg2 loss in 2 half-moves
9 Kg3 loss in 2 half-moves
10 Kh1 loss in 2 half-moves
11 Kh3 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rh8 loss in 2 half-moves