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

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

[EX Q]: Sentence: 'a girl laying on a couch with a bird on her head'. How many words contain the letter 'v' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a group of young men on a sidewalk kneeling near the street'. How many words contain the letter 'j' in the sentence.
[EX A]:
0