( ( ( Only ( a few ) ) ( of ( those ( in ( the water ) ) ) ) ) ( survived . ) )
(ROOT (S (NP (NP (QP (RB Only) (DT a) (JJ few))) (PP (IN of) (NP (NP (DT those)) (PP (IN in) (NP (DT the) (NN water)))))) (VP (VBD survived)) (. .)))
Only a few of those in the water survived.
(ROOT (S (NP (JJS Most) (NNS people)) (VP (MD can) (VP (VB survive) (NP (QP (RB only) (DT a) (JJ few)) (NNS days)) (PP (IN without) (NP (NN water))))) (. .)))