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

Q: Sentence: 'a person that is wearing glasses looking into a mirror'. How many words contain the letter 'f' in the sentence.

A: 0
****
Q: Sentence: 'a woman is hitting a tennis ball with her racket'. How many words contain the letter 'c' in the sentence.

A: 1
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Q: Sentence: 'a model toy train sitting on its tracks'. How many words contain the letter 'd' in the sentence.

A:
1
****