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EGTB: win in 4 half-moves

# move score
1 Nb5 win in 3 half-moves
2 Na8 draw
3 Ne6 draw
4 Ne8 draw
5 Rc8 draw
6 Rd8 draw
7 Re8 draw
8 Rf8 draw
9 Rg1 draw
10 Rg5 draw
11 Rg6 draw
12 Rg7 draw
13 Rh8 draw
14 Na6 loss in 2 half-moves
15 Nd5 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rg4 loss in 2 half-moves