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 road with a crosswalk in the middle of it'. How many words start with the letter 't' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a kitchen with a sink and a dish rack'. How many words start with the letter 'a' in the sentence.
[EX A]: 4

[EX Q]: Sentence: 'several exotic kits hang from a glass ceiling'. How many words start with the letter 'a' in the sentence.
[EX A]:
1

