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EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Nc3 draw
3 Ra4 draw
4 Re4 draw
5 Rg5 draw
6 Rh4 draw
7 g7 loss in 2 half-moves
8 Nb4 loss in 2 half-moves
9 Nc1 loss in 2 half-moves
10 Rb4 loss in 2 half-moves
11 Rc4 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Rg1 loss in 2 half-moves
14 Rg2 loss in 2 half-moves
15 Rg3 loss in 2 half-moves