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: 'several ties hang from a bar in a closet'. How many words contain the letter 'e' in the sentence.

Answer: 3

Question: Sentence: 'ancient pottery being displayed on an exhibit case'. How many words contain the letter 's' in the sentence.

Answer: 2

Question: Sentence: 'a box filled with cakes next to other boxes of cakes'. How many words contain the letter 'f' in the sentence.

Answer:
2