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: 'a train moves across a train crossing in a city'. How many words start with the letter 'c' in the sentence.
[A]: 2


[Q]: Sentence: 'the two images show a bathroom sink and a stool beside a toilet'. How many words start with the letter 'a' in the sentence.
[A]: 4


[Q]: Sentence: 'a large cat laying next to a large orange pumpkin'. How many words start with the letter 'n' in the sentence.
[A]:
1