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

[Q]: Sentence: 'a woman in the city is holding a bright kite'. How many words contain the letter 'v' in the sentence.
[A]: 0


[Q]: Sentence: 'a man with a hat on sitting in a car with the door open and a laptop on his lap'. How many words contain the letter 'e' in the sentence.
[A]: 2


[Q]: Sentence: 'a man holds an umbrella over a child while a subway passes'. How many words contain the letter 'i' in the sentence.
[A]:
2