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

[Q]: Sentence: 'a large brown dog with a white deflated ball in its mouth'. How many words contain the letter 'm' in the sentence.
[A]: 1


[Q]: Sentence: 'a tabby cat rests on a suitcase set on the floor in a room'. How many words contain the letter 'q' in the sentence.
[A]: 0


[Q]: Sentence: 'a woman balances over the snow in skis'. How many words contain the letter 'c' in the sentence.
[A]:
1