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 herd of elephants with large and small elephants at the zoo'. How many words start with the letter 'a' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'a group of giraffes faces and stare in the same direction while one of the faces and stares in the other '. How many words start with the letter 'o' in the sentence.
[EX A]: 4

[EX Q]: Sentence: 'the pair of scissors is on the fabric next to measuring tape'. How many words start with the letter 't' in the sentence.
[EX A]:
4