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 man in an apron working in front of a fireplace'. How many words start with the letter 'a' in the sentence.

A: 4
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Q: Sentence: 'a person is kite surfing on calm water while it is cloudy'. How many words start with the letter 'k' in the sentence.

A: 1
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Q: Sentence: 'the man is preparing food on the grill'. How many words start with the letter 'p' in the sentence.

A:
1
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