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: 'there is a group of people with horses and a wagon'. How many words start with the letter 'a' in the sentence.

Answer: 3


Question: Sentence: 'three people in suits are standing and holding surfboards'. How many words start with the letter 's' in the sentence.

Answer: 3


Question: Sentence: 'a vintage us air force plane sits while boarding'. How many words start with the letter 'w' in the sentence.

Answer:
1