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

[Q]: Sentence: 'a woman is smiling next to a dog'. How many words contain the letter 'j' in the sentence.
[A]: 0


[Q]: Sentence: 'people in different boats rowing around a lake'. How many words contain the letter 'b' in the sentence.
[A]: 1


[Q]: Sentence: 'a teddy bear propped up by a pillow reading sweet dreams on a bed'. How many words contain the letter 'm' in the sentence.
[A]:
1