What is the simple predicate of sentence Many English folktales start with words Once Upon a Time?

The simple predicate of the sentence "Many English folktales start with the words Once Upon a Time" is start.

Here's why:

* Predicate: The predicate tells us what the subject does or is. In this sentence, the predicate is "start with the words Once Upon a Time."

* Simple Predicate: The simple predicate is the verb (or verb phrase) within the predicate. In this case, the verb is "start".

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