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

[Q]: Sentence: 'a ram standing still in an empty pasture'. How many words contain the letter 'x' in the sentence.
[A]: 0

[Q]: Sentence: 'a wooden bench sits leveled straight on a slanted ground'. How many words contain the letter 'l' in the sentence.
[A]: 2

[Q]: Sentence: 'a person skiing down part of a marked race course'. How many words contain the letter 'z' in the sentence.
[A]:
0