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 clothing line with teddy bears hung by their ears'. How many words contain the letter 'n' in the sentence.

Answer: 3


Question: Sentence: 'a pizza pie is on a wooden serving tray'. How many words contain the letter 's' in the sentence.

Answer: 2


Question: Sentence: 'a man paddling a surfboard on a lake'. How many words contain the letter 'e' in the sentence.

Answer:
1