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

[EX Q]: Sentence: 'some elephants in a field of grass near a tree'. How many words contain the letter 'k' 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

[EX Q]: Sentence: 'a close up of a painted parking meter on a street'. How many words contain the letter 'w' in the sentence.
[EX A]:
0