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

[EX Q]: Sentence: 'an untidy room with clothes bottles next to an oven'. How many words contain the letter 'a' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'a clean kitchen with several cabinets a sink a coffee maker and a vase of flowers'. How many words contain the letter 'p' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a sandwich is on top of a plate'. How many words contain the letter 'w' in the sentence.
[EX A]:
1