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 mother bear and her two young are crossing a shallow river'. How many words start with the letter 'a' in the sentence.

Answer: 4


Question: Sentence: 'a group of kites flying before a big blue sky'. How many words start with the letter 'b' in the sentence.

Answer: 3


Question: Sentence: 'two women sitting at a long table making egg shell vases'. How many words start with the letter 'l' in the sentence.

Answer:
1