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 man serves the ball during a claycourt tennis match'. How many words start with the letter 'm' in the sentence.

Answer: 2


Question: Sentence: 'some unfinished looking wood is in a white bathroom'. How many words start with the letter 'w' in the sentence.

Answer: 2


Question: Sentence: 'a man and two children on a motorcycle in a street'. How many words start with the letter 'a' in the sentence.

Answer:
4