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EGTB: win in 4 half-moves

# move score
1 Nb3 win in 3 half-moves
2 Ba8 draw
3 Bb7 draw
4 Bf3 draw
5 Bg2 draw
6 Nc4 draw
7 Nc6 draw
8 Ra4 draw
9 Rb1 draw
10 Rc1 draw
11 Bc6 loss in 2 half-moves
12 Bd5 loss in 2 half-moves
13 Be4 loss in 2 half-moves
14 Nb7 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rg1 loss in 2 half-moves