In this task, you need to count the number of words in a sentence that contain the given letter

Q: Sentence: 'a couple sitting on seats on a train'. How many words contain the letter 'z' in the sentence.

A: 0
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Q: Sentence: 'a cat sitting on the arm of a chair'. How many words contain the letter 'g' in the sentence.

A: 1
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Q: Sentence: 'a man getting luggage from the luggage bin at the airport'. How many words contain the letter 'r' in the sentence.

A:
2
****