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

[Q]: Sentence: 'antique fire truck restored and displayed at outdoor event'. How many words contain the letter 'x' in the sentence.
[A]: 0


[Q]: Sentence: 'a grown elephant with two baby elephants standing in tall grasses'. How many words contain the letter 'w' in the sentence.
[A]: 3


[Q]: Sentence: 'group of men in uniform typing on their cellphones'. How many words contain the letter 'j' in the sentence.
[A]:
0