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.

[EX Q]: Sentence: 'a man skiing down a mountain on a sunny day'. How many words start with the letter 'm' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'a smiling woman sits at a table with a pizza and salad'. How many words start with the letter 'a' in the sentence.
[EX A]: 5

[EX Q]: Sentence: 'a couple of men standing in a kitchen preparing food'. How many words start with the letter 'f' in the sentence.
[EX A]:
1