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: 'man looking up at the ceiling while holding a flip phone'. How many words start with the letter 'h' in the sentence.

A: 1
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Q: Sentence: 'a smiling woman sits at a table with a pizza and salad'. How many words start with the letter 'a' in the sentence.

A: 5
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Q: Sentence: 'a business bag in the passenger seat of a car by a postage box'. How many words start with the letter 'b' in the sentence.

A:
4
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