In this task, you need to count the number of words in a sentence that contain the given letter

[EX Q]: Sentence: 'two men are dancing in a parade with brown umbrellas'. How many words contain the letter 'r' in the sentence.
[EX A]: 4

[EX Q]: Sentence: 'a picture of bottles and cans in someones kitchen'. How many words contain the letter 'c' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'adults with helmets sitting on tricycles made for children'. How many words contain the letter 'r' in the sentence.
[EX A]:
3