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

[EX Q]: Sentence: 'a red car parked with a gas pump inserted into it'. How many words contain the letter 'l' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'several people and a dog riding on a small boat'. How many words contain the letter 'l' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'a living room with floral print furniture and pink couch'. How many words contain the letter 's' in the sentence.
[EX A]:
0