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

[EX Q]: Sentence: 'a view from inside a train cart going down a track'. How many words contain the letter 'e' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'ladies playing a video game and having fun'. How many words contain the letter 'q' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a giraffe that is eating some leaves from a tree'. How many words contain the letter 'g' in the sentence.
[EX A]:
2