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EGTB: win in 4 half-moves

# move score
1 Rf6 win in 3 half-moves
2 Na4 draw
3 Na8 draw
4 Nc4 draw
5 Nc8 draw
6 Rb8 draw
7 Re8 draw
8 Rf7 draw
9 Rg8 draw
10 Rh8 draw
11 Nd5 loss in 2 half-moves
12 Nd7 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Rf1 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 Rf5 loss in 2 half-moves