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 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Rh4 win in 3 half-moves
3 Kd1 draw
4 Kd2 draw
5 Ke2 draw
6 Kef1 draw
7 Kef2 draw
8 Kf3 draw
9 Kg1 draw
10 Kg3 draw
11 Kgf1 draw
12 Kgf2 draw
13 Kh1 draw
14 Kh2 draw
15 Kh3 draw
16 Ra1 draw
17 Ra2 draw
18 Ra3 draw
19 Ra8 draw
20 Rb4 draw
21 Rf4 draw
22 Ra5 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Ra7 loss in 2 half-moves
25 Rc4 loss in 2 half-moves
26 Rd4 loss in 2 half-moves
27 Re4 loss in 2 half-moves