( ( One ( large female ) ) ( ( may ( lay ( ( ( as ( many ( as 6,000,000 ) ) ) eggs ) ( in ( a ( single spawning ) ) ) ) ) ) . ) )
(ROOT (S (NP (CD One) (JJ large) (NN female)) (VP (MD may) (VP (VB lay) (NP (NP (QP (RB as) (JJ many) (IN as) (CD 6,000,000)) (NNS eggs)) (PP (IN in) (NP (DT a) (JJ single) (NN spawning)))))) (. .)))
One large female may lay as many as 6,000,000 eggs in a single spawning .
(ROOT (S (NP (CD One) (JJ large) (NNS eggs)) (VP (VBP are) (VP (VBN generated) (PP (IN during) (NP (NNS oogenesis))))) (. .)))