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 police car driving by a construction truck'. How many words start with the letter 'b' in the sentence.

A: 1
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Q: Sentence: 'the baseball catcher walks towards the pitching mound'. How many words start with the letter 't' in the sentence.

A: 3
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Q: Sentence: 'a grey and a tan cat laying on a big piece of luggage'. How many words start with the letter 'p' in the sentence.

A:
1
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