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

[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 keyboard on a table with a toothbrush a book some sunglasses and coffee'. How many words contain the letter 'e' in the sentence.
[A]: 5


[Q]: Sentence: 'a group of people sitting at a dining table at a restaurant'. How many words contain the letter 'i' in the sentence.
[A]:
2