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

EGTB: win in 34 half-moves

# move score
1 Rh8 win in 33 half-moves
2 Kc7 draw
3 Kg4 draw
4 Rb6 draw
5 Kc8 loss in 2 half-moves
6 Kd7 loss in 2 half-moves
7 Ke7 loss in 2 half-moves
8 Ke8 loss in 2 half-moves
9 Kg5 loss in 2 half-moves
10 Kg6 loss in 2 half-moves
11 Ra6 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rd6 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Rf6 loss in 2 half-moves
16 Rg6 loss in 2 half-moves
17 Rh7 loss in 2 half-moves
18 Kh4 loss in 1 half-moves