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.

[Q]: Sentence: 'the bright lights of the city by a street at night'. How many words start with the letter 'c' in the sentence.
[A]: 1


[Q]: Sentence: 'a toddler looking up at a colorful kite in the sky'. How many words start with the letter 'c' in the sentence.
[A]: 1


[Q]: Sentence: 'a 30th birthday cake shaped as a teddy bear'. How many words start with the letter 'a' in the sentence.
[A]:
3