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 skateboarding down a rail next to a building'. How many words start with the letter 'a' in the sentence.

A: 3
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Q: Sentence: 'a woman standing next to a surfboard at the ocean'. How many words start with the letter 't' in the sentence.

A: 2
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Q: Sentence: 'a person is sitting at a table with two laptops'. How many words start with the letter 's' in the sentence.

A:
1
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