<prompt> Analyse the sentence for syntax.He wrote a letter to his parents.  <response>: The sentence He wrote a letter to his parents is a simple sentence with a subject, verb, and two objects. - He is the subject, or the noun performing the action in the sentence. - wrote is the verb, or the action being performed by the subject. - a letter is the direct object, or the noun that is being acted upon by the verb. - to his parents is the prepositional phrase indicating the indirect object or the recipient of the letter. - to is the preposition, which indicates the relationship between the direct object letter and the noun phrase his parents.- his is a possessive pronoun, indicating ownership or possession. - parents is the noun phrase or the recipient of the letter. 