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 man on a cell phone next to a woman'. How many words start with the letter 'n' in the sentence.
[A]: 1


[Q]: Sentence: 'a huge stainless steel cooking range with a hood in a salesroom'. How many words start with the letter 's' in the sentence.
[A]: 3


[Q]: Sentence: 'a painting of a vase filled with white and yellow flowers'. How many words start with the letter 'w' in the sentence.
[A]:
2