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 and boy blow out a candle on a birthday cake'. How many words start with the letter 'a' in the sentence.

Answer: 4


Question: Sentence: 'birds are standing in a row on a wooden railing'. How many words start with the letter 'a' in the sentence.

Answer: 3


Question: Sentence: 'a man laying on a bed with an open laptop on his lap'. How many words start with the letter 'l' in the sentence.

Answer:
3