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

[EX Q]: Sentence: 'an image of a person holding a blunt object is rendered in red and blue tones'. How many words contain the letter 'x' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a person that is fixing a pillow on a couch'. How many words contain the letter 's' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'dental personnel in dentist office standing in front of a computer screen'. How many words contain the letter 'w' in the sentence.
[EX A]:
0