( ( ( The rotation ) ( of ( the Earth ) ) ) ( ( causes ( ( day and ) night ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN rotation)) (PP (IN of) (NP (DT the) (NN Earth)))) (VP (VBZ causes) (NP (NN day) (CC and) (NN night))) (. .)))
The rotation of the Earth causes day and night.
(ROOT (S (NP (EX There)) (VP (VBP are) (NP (NP (QP (JJR fewer) (IN than) (CD 24)) (NNS hours)) (PP (IN of) (NP (NP (NN daylight)) (PP (IN in) (NP (NN alaska)))))) (PP (IN during) (NP (NP (DT each) (NN day)) (PP (IN in) (NP (NNP april))))) (SBAR (IN because) (S (NP (NP (NN earth) (POS 's)) (NN rotation)) (VP (VBZ causes) (NP (DT both) (NN day) (CC and) (NN night)))))) (. .)))