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2
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1
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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 Kb5 win in 3 half-moves
2 Kd8 win in 11 half-moves
3 Kd7 win in 13 half-moves
4 Kb4 win in 15 half-moves
5 Rb8 win in 19 half-moves
6 Ka3 draw
7 Ka5 draw
8 Kb3 draw
9 Kd6 draw
10 Ke6 draw
11 Ke8 draw
12 Kf8 draw
13 Ra7 draw
14 Rc8 draw
15 Rd8 draw
16 Re8 draw
17 Rf8 draw
18 Kf6 loss in 2 half-moves
19 Kf7 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh8 loss in 2 half-moves