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

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


[Q]: Sentence: 'a woman with a shopping bag talking on a cell phone'. How many words contain the letter 'e' in the sentence.
[A]: 2


[Q]: Sentence: 'two children on a baseball field the smaller one is clutched prepared to catch'. How many words contain the letter 'y' in the sentence.
[A]:
0