8
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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 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Kaa2 draw
3 Kaa4 draw
4 Kab2 draw
5 Kab4 draw
6 Kba2 draw
7 Kbb2 draw
8 Kc3 draw
9 Ra4 draw
10 Rb4 draw
11 Rc2 draw
12 Rc5 draw
13 Rc6 draw
14 Rc7 draw
15 Rc8 draw
16 Kba4 loss in 2 half-moves
17 Kbb4 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rg4 loss in 2 half-moves
23 Rh4 loss in 2 half-moves
24 Kc2 loss in 1 half-moves