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

[EX Q]: Sentence: 'a young girl plays tennis in a court with grass in the cracks'. How many words contain the letter 'w' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'two giraffes with their heads in the tree'. How many words contain the letter 'o' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a bathroom is all white with black trim'. How many words contain the letter 'l' in the sentence.
[EX A]:
2