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

[EX Q]: Sentence: 'a cat in a tie sits on the couch'. How many words contain the letter 't' in the sentence.
[EX A]: 4

[EX Q]: Sentence: 'a man in a suit with his finger in his ear'. How many words contain the letter 'm' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'people fly kites and relax at a crowded sunlit beach'. How many words contain the letter 'l' in the sentence.
[EX A]:
4