Puppy is simple Subject
chewed is the simple predicate
Step-by-step explanation:
To identify a simple subject in a sentence, question yourself who or what does the action in the sentence.
To identify the simple Predicate in a sentence, look for the main verb or verb phrase in the sentence that tells what the subject does.
In the above-said sentence Puppy is the Simple subject it does the action of chewing.
In the above-said sentence chewed is a man verb that the puppy(subject) does.