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EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 g7 draw
3 Nf4 draw
4 Ng7 draw
5 Ra7 draw
6 Rc8 draw
7 Rg8 draw
8 Rh8 draw
9 Nf6 loss in 2 half-moves
10 Ng3 loss in 2 half-moves
11 Ra1 loss in 2 half-moves
12 Ra2 loss in 2 half-moves
13 Ra3 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Ra6 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves