In this task, you need to count the number of words in a sentence that start with the given letter. Answer with numbers and not words.

Q: Sentence: 'a person is standing by a pier near a fire hydrant'. How many words start with the letter 'p' in the sentence.

A: 2
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Q: Sentence: 'a man without a shirt riding a skateboard'. How many words start with the letter 'r' in the sentence.

A: 1
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Q: Sentence: 'a young man in a crowd of people texting'. How many words start with the letter 'c' in the sentence.

A:
1
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