Duke William returned from his conquest of England to attend the consecration of Notre-Dame in 1067.
( ( Duke William ) ( ( ( returned ( from ( ( his conquest ) ( of England ) ) ) ) ( to ( ( attend ( ( the consecration ) ( of Notre-Dame ) ) ) ( in 1067 ) ) ) ) . ) )
(ROOT (S (NP (NNP Duke) (NNP William)) (VP (VBD returned) (PP (IN from) (NP (NP (PRP$ his) (NN conquest)) (PP (IN of) (NP (NNP England))))) (S (VP (TO to) (VP (VB attend) (NP (NP (DT the) (NN consecration)) (PP (IN of) (NP (NNP Notre-Dame)))) (PP (IN in) (NP (CD 1067))))))) (. .)))
Duke William conquered England before attending the consecration of Notre-Dame.
( ( Duke William ) ( ( ( conquered England ) ( before ( attending ( ( the consecration ) ( of Notre-Dame ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Duke) (NNP William)) (VP (VBD conquered) (NP (NNP England)) (PP (IN before) (S (VP (VBG attending) (NP (NP (DT the) (NN consecration)) (PP (IN of) (NP (NNP Notre-Dame)))))))) (. .)))