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EGTB: win in 4 half-moves

# move score
1 Nb5 win in 3 half-moves
2 Na6 draw
3 Nc6 draw
4 Nd5 draw
5 Rg7 draw
6 Na2 loss in 4 half-moves
7 Nac2 loss in 2 half-moves
8 Nb1 loss in 2 half-moves
9 Nbc2 loss in 2 half-moves
10 Nc4 loss in 2 half-moves
11 Nd3 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves