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

EGTB: win in 2 half-moves

# move score
1 Rf1 win in 1 half-moves
2 Kd6 draw
3 Kd7 draw
4 Ke6 draw
5 Rb8 draw
6 Rf5 draw
7 Kf6 loss in 12 half-moves
8 Ra8 loss in 8 half-moves
9 Re8 loss in 8 half-moves
10 Ke8 loss in 6 half-moves
11 Rf6 loss in 6 half-moves
12 Kd8 loss in 4 half-moves
13 Kf7 loss in 4 half-moves
14 Rf7 loss in 4 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves