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 group of people and cow outside of a hut'. How many words start with the letter 'a' in the sentence.
answer:
3


question:
Sentence: 'the man is standing on a surfboard with a paddle'. How many words start with the letter 's' in the sentence.
answer:
2


question:
Sentence: 'a boy is playing tennis with other people in the background'. How many words start with the letter 'w' in the sentence.
answer:

1