( ( ( ( It ( is ( possible ( to ( ( crash ( the telescope ) ) ( into ( the ( north pier ) ) ) ) ) ) ) ) and ) ( ( great care ) ( must ( be ( taken ( when ( working ( ( ( ( near ( the ( celestial pole ) ) ) , ) especially ) ( at ( large ( western ( hour angles ) ) ) ) ) ) ) ) ) ) ) ) . )
(ROOT (S (S (NP (PRP It)) (VP (VBZ is) (ADJP (JJ possible) (S (VP (TO to) (VP (VB crash) (NP (DT the) (NN telescope)) (PP (IN into) (NP (DT the) (NN north) (NN pier))))))))) (CC and) (S (NP (JJ great) (NN care)) (VP (MD must) (VP (VB be) (VP (VBN taken) (SBAR (WHADVP (WRB when)) (S (VP (VBG working) (PP (PP (IN near) (NP (DT the) (JJ celestial) (NN pole))) (, ,) (RB especially) (PP (IN at) (NP (JJ large) (JJ western) (NN hour) (NNS angles))))))))))) (. .)))
It is possible to crash the telescope into the north pier and great care must be taken when working near the celestial pole, especially at large western hour angles.
(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.