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 black and white photo of a young man riding a horse'. How many words start with the letter 'a' in the sentence.

A: 4
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Q: Sentence: 'this kitchen has wooden cabinets and silver and black appliances'. How many words start with the letter 'a' in the sentence.

A: 3
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Q: Sentence: 'a kitchen with a refrigerator a toaster and a cupboard'. How many words start with the letter 'a' in the sentence.

A:
5
****