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 large clock tower under a grey cloudy sky'. How many words contain the letter 'l' in the sentence.

Answer: 3


Question: Sentence: 'a large field is next to a river'. How many words contain the letter 'j' in the sentence.

Answer: 0


Question: Sentence: 'guys on a beach work with wind surfing kites'. How many words contain the letter 'x' in the sentence.

Answer:
0