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 standing outdoors next to a dirt bike and atv'. How many words start with the letter 't' in the sentence.

A: 1
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Q: Sentence: 'two men are flying kites in a field in front of a parking lot'. How many words start with the letter 'f' in the sentence.

A: 3
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Q: Sentence: 'a man in a wetsuit riding a wave on a surfboard'. How many words start with the letter 'w' in the sentence.

A:
2
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