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 couple of giraffes that are walking around'. How many words start with the letter 'c' in the sentence.
answer:
1


question:
Sentence: 'a man holding a baby two women and two cakes'. How many words start with the letter 'a' in the sentence.
answer:
3


question:
Sentence: 'a number of people riding a miniature train'. How many words start with the letter 'n' in the sentence.
answer:

1