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EGTB: win in 4 half-moves

# move score
1 Nb3 win in 3 half-moves
2 Nd3 draw
3 Ra3 draw
4 Ra4 draw
5 Ra5 draw
6 Re2 draw
7 Rg2 draw
8 Rh2 draw
9 Ra1 loss in 10 half-moves
10 Rf2 loss in 8 half-moves
11 Ne2 loss in 4 half-moves
12 Ra7 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Ra6 loss in 1 half-moves