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

[Q]: Sentence: 'a cat is laying in a piece of luggage'. How many words contain the letter 'p' in the sentence.
[A]: 1


[Q]: Sentence: 'the two people are in wetsuits in the ocean while one rides a wave'. How many words contain the letter 'd' in the sentence.
[A]: 1


[Q]: Sentence: 'two children are eating while sitting at a table'. How many words contain the letter 'e' in the sentence.
[A]:
5