(S (S (BASENP (NNP Ophelia)) (VP (VP (VP (VP (VBD gained) (BASENP (DT some) (NN strength))) (PP (TO to) (BASENP (DT a) (NNP Category) (NNP 1) (NN hurricane)))) (PP (IN over) (BASENP (DT the) (JJ last) (NN 24) (NNS hours)))) (SBAR (IN while) (S (PP (IN on) (BASENP (PRPD its) (JJ north-northeast) (NN track))) (S (VP (TO to) (VP (VB side-swipe) (NP (BASENP (DT the) (VBG protruding) (NN coastline)) (PP (IN of) (BASENP (DT the) (NNP Carolinas))))))))))) (PERIOD .))