In this task, you need to count the number of words in a sentence that contain the given letter
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Question: Sentence: 'there is a person awaiting to cross this street'. How many words contain the letter 'a' in the sentence.

Answer: 2


Question: Sentence: 'a table with two different pizzas on it'. How many words contain the letter 'j' in the sentence.

Answer: 0


Question: Sentence: 'a zebra eating grass on a sunny day'. How many words contain the letter 'e' in the sentence.

Answer:
2