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

EGTB: win in 4 half-moves

# move score
1 Rh7 win in 3 half-moves
2 Ra3 draw
3 Rb3 draw
4 Rc3 draw
5 Rd3 draw
6 Rh4 draw
7 Rh5 draw
8 Rh6 draw
9 Kf7 loss in 2 half-moves
10 Kf8 loss in 2 half-moves
11 Kgg7 loss in 2 half-moves
12 Kgh7 loss in 2 half-moves
13 Khg7 loss in 2 half-moves
14 Khh7 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Rh2 loss in 2 half-moves