Trying Your Luck
( Trying ( Your Luck ) )
(ROOT (S (VP (VBG Trying) (NP (PRP$ Your) (NN Luck)))))
This is not a game of luck, but one of pure skill.
( This ( ( ( is not ) ( ( ( ( ( a game ) ( of luck ) ) , ) but ) ( one ( of ( pure skill ) ) ) ) ) . ) )
(ROOT (S (NP (DT This)) (VP (VBZ is) (RB not) (NP (NP (NP (DT a) (NN game)) (PP (IN of) (NP (NN luck)))) (, ,) (CC but) (NP (NP (CD one)) (PP (IN of) (NP (JJ pure) (NN skill)))))) (. .)))