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 bird is standing on the edge of a book'. How many words contain the letter 'o' in the sentence.

Answer: 3


Question: Sentence: 'a man sanding next to a cow in a pen'. How many words contain the letter 'h' in the sentence.

Answer: 0


Question: Sentence: 'a living room filled with furniture and lamps'. How many words contain the letter 'd' in the sentence.

Answer:
2