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: 'a teenager and child are fighting for a frisbee'. How many words contain the letter 'm' in the sentence.

Answer: 0


Question: Sentence: 'a stop sign that has been spray painted'. How many words contain the letter 'o' in the sentence.

Answer: 1


Question: Sentence: 'multi colored kites pinned to a light blue wall'. How many words contain the letter 'b' in the sentence.

Answer:
1