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: 'looking through a detailed window at a clock'. How many words start with the letter 'c' in the sentence.
answer:
1


question:
Sentence: 'a toddler looking up at a colorful kite in the sky'. How many words start with the letter 'c' in the sentence.
answer:
1


question:
Sentence: 'a woman walking along with a green umbrella'. How many words start with the letter 'w' in the sentence.
answer:

3