instruction:
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.
question:
Sentence: 'a boy waves at the camera standing on a tree stump'. How many words start with the letter 'a' in the sentence.
answer:
3


question:
Sentence: 'a variety of vegetables meat cheese and eggs on a cutting board'. How many words start with the letter 'a' in the sentence.
answer:
3


question:
Sentence: 'men in a living room stand while they hold controllers'. How many words start with the letter 's' in the sentence.
answer:

1