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 lady has just about finished her plate with a knife'. How many words start with the letter 'a' in the sentence.
[EX A]: 3

[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: 'a stalk of green bananas on a plastic chair'. How many words start with the letter 'p' in the sentence.
[EX A]:
1