( ( No ( food ( service areas ) ) ) ( ( are available ) . ) )
(ROOT (S (NP (DT No) (NN food) (NN service) (NNS areas)) (VP (VBP are) (ADJP (JJ available))) (. .)))
No food  service areas are available.
(ROOT (S (NP (NP (DT The) (NN amount)) (PP (IN of) (NP (NP (NN food)) (ADJP (JJ available) (PP (IN in) (NP (DT the) (NN area))))))) (ADVP (RB best)) (VP (VBZ determines) (NP (NP (DT the) (NN number)) (PP (IN of) (NP (NP (NNS wolves)) (SBAR (WHNP (WDT that)) (S (VP (MD can) (VP (VB live) (PP (IN in) (NP (DT an) (NN area))))))))))) (. .)))