( ( ( ( Six levels ) ( with ( many ( different types ) ) ) ) ( of ( hostile spacecrafts ) ) ) . )
(ROOT (NP (NP (CD Six) (NNS levels)) (PP (IN with) (NP (JJ many) (JJ different) (NNS types))) (PP (IN of) (NP (JJ hostile) (NNS spacecrafts))) (. .)))
Six levels with many different types of hostile spacecrafts.
(ROOT (S (NP (EX There)) (VP (VBP are) (NP (NP (CD six) (NNS types) (NNS types)) (PP (IN of) (NP (JJ simple) (NNS machines))))) (. .)))