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

[EX Q]: Sentence: 'a person that is fixing a pillow on a couch'. How many words contain the letter 's' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'a stir fry consisting of rice broccoli and other vegetables'. How many words contain the letter 'e' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'a small head of broccoli surrounded by leaves'. How many words contain the letter 'c' in the sentence.
[EX A]:
1