During the hottest hours, things come to a virtual standstill, though the Caribbean siesta is an hour or two shorter than its Mediterranean counterpart.
( ( During ( the ( hottest hours ) ) ) ( , ( things ( ( ( ( come ( to ( a ( virtual standstill ) ) ) ) , ) ( though ( ( the ( Caribbean siesta ) ) ( is ( ( ( an ( ( hour or ) two ) ) shorter ) ( than ( its ( Mediterranean counterpart ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN During) (NP (DT the) (JJS hottest) (NNS hours))) (, ,) (NP (NNS things)) (VP (VBP come) (PP (TO to) (NP (DT a) (JJ virtual) (NN standstill))) (, ,) (SBAR (IN though) (S (NP (DT the) (NNP Caribbean) (NN siesta)) (VP (VBZ is) (ADJP (ADJP (NP (QP (DT an) (NN hour) (CC or) (CD two))) (JJR shorter)) (PP (IN than) (NP (PRP$ its) (NNP Mediterranean) (NN counterpart)))))))) (. .)))
It was during the hottest hours that everything proceeded smoothly.
( It ( ( ( was ( during ( the ( hottest hours ) ) ) ) ( that ( everything ( proceeded smoothly ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBD was) (PP (IN during) (NP (DT the) (JJS hottest) (NNS hours))) (SBAR (IN that) (S (NP (NN everything)) (VP (VBD proceeded) (ADVP (RB smoothly)))))) (. .)))