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EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Nc1 draw
3 Nc3 draw
4 Nf4 draw
5 Ng3 draw
6 Ra2 draw
7 Rb1 draw
8 Rc1 draw
9 Rd1 draw
10 Ng1 loss in 8 half-moves
11 Re1 loss in 4 half-moves
12 Nd4 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Ra5 loss in 2 half-moves
15 Ra6 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves