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: 'two giraffes are walking down a rocky path'. How many words start with the letter 'a' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'this is a girl brushing her hair with a comb'. How many words start with the letter 'w' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'young men are gathered together while enjoying drinks'. How many words start with the letter 'y' in the sentence.
[EX A]:
1