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.
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Question: Sentence: 'a group of people sitting at a restaurant table'. How many words start with the letter 'a' in the sentence.

Answer: 3


Question: Sentence: 'a tall giraffe kissing the bark of a brown tree'. How many words start with the letter 'a' in the sentence.

Answer: 2


Question: Sentence: 'there is a sandwich and a cup of soup on a plate'. How many words start with the letter 'a' in the sentence.

Answer:
4