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

[EX Q]: Sentence: 'a construction worker smashes away at the roof of a building'. How many words contain the letter 'b' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'several men standing up in a large room holding wii controllers'. How many words contain the letter 'h' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'suitcases sit on a dressed up stage and bags on a dressed up table'. How many words contain the letter 'l' in the sentence.
[EX A]:
1