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

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


[Q]: Sentence: 'a gothic tower features a clock near a river'. How many words contain the letter 'e' in the sentence.
[A]: 4


[Q]: Sentence: 'two men jump in a field while playing with a frisbee'. How many words contain the letter 'o' in the sentence.
[A]:
1