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EGTB: win in 4 half-moves

# move score
1 Nf3 win in 3 half-moves
2 Ra3 draw
3 Rb4 draw
4 Rf4 draw
5 g7 loss in 2 half-moves
6 Ne2 loss in 2 half-moves
7 Nh3 loss in 2 half-moves
8 Ra1 loss in 2 half-moves
9 Ra2 loss in 2 half-moves
10 Ra5 loss in 2 half-moves
11 Ra6 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rd4 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves