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

[EX Q]: Sentence: 'the teddy bears are posed to sit at the toy picnic table'. How many words contain the letter 'v' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a woman bent down on the street holding her umbrella'. How many words contain the letter 'x' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a desk with computer and speakers on it'. How many words contain the letter 'u' in the sentence.
[EX A]:
1