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

[Q]: Sentence: 'some stop lights that are at an intersection'. How many words contain the letter 'c' in the sentence.
[A]: 1


[Q]: Sentence: 'an image of a building with a steeple and birds flying overhead reflected in the water'. How many words contain the letter 'u' in the sentence.
[A]: 1


[Q]: Sentence: 'a shuttle bus rides along a curved street'. How many words contain the letter 'b' in the sentence.
[A]:
1