Analyse the sentence for syntax.
He wrote a letter to his parents.
The subject of the sentence is "he" and the verb is "wrote". The object is "a letter" and the prepositional phrase is "to his parents".
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Analyse the sentence for syntax.

### Response:
The subject of the sentence is "he" and the verb is "wrote". The object is "a letter" and the prepositional phrase is "to his parents".