( ( During ( the summer ) ) ( , ( daylight ( ( is ( ( 24 hours ) ( a day ) ) ) . ) ) ) )
(ROOT (S (PP (IN During) (NP (DT the) (NN summer))) (, ,) (NP (NN daylight)) (VP (VBZ is) (NP (NP (CD 24) (NNS hours)) (NP (DT a) (NN day)))) (. .)))
During the summer, daylight is 24 hours a day.
(ROOT (S (NP (NP (DT The) (NN number)) (PP (IN of) (NP (NP (NN daylight) (NNS hours)) (NP (DT each) (NN day))))) (VP (MD would) (VP (VB be) (ADJP (ADJP (JJS greatest)) (PP (IN during) (NP (NP (DT the) (NN summer)) (PP (IN near) (NP (DT the) (NN north) (NN pole)))))))) (. .)))
The number of daylight hours each day would be greatest during the summer near the north pole.