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EGTB: win in 4 half-moves

# move score
1 Nb5 win in 3 half-moves
2 Na2 draw
3 Na4 draw
4 Nb1 draw
5 Nd1 draw
6 Nd5 draw
7 Ne4 draw
8 g7 loss in 2 half-moves
9 Ne2 loss in 2 half-moves
10 Ra5 loss in 2 half-moves
11 Rb5 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rc6 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd5 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rh5 loss in 2 half-moves