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: 'giraffe brought in ground next to some trees in exhibit'. How many words start with the letter 't' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'a take out sandwich and two bottles of soda'. How many words start with the letter 'a' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'people are outside with umbrellas since it is raining outside'. How many words start with the letter 'o' in the sentence.
[EX A]:
2