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 little boy that is sitting down with a phone'. How many words start with the letter 'p' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a pole with two traffic signs on it in the daytime'. How many words start with the letter 't' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'the bathroom sink is made of a glass bowl'. How many words start with the letter 'b' in the sentence.
[EX A]:
2