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

[Q]: Sentence: 'a dog lying down with a blanket on top of it'. How many words contain the letter 'o' in the sentence.
[A]: 5


[Q]: Sentence: 'two elephants are standing by the concrete barrier'. How many words contain the letter 'c' in the sentence.
[A]: 1


[Q]: Sentence: 'a sumo wrestler holding onto a sink near a bath tub'. How many words contain the letter 'c' in the sentence.
[A]:
0