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

[Q]: Sentence: 'a white plate of food including rice and vegetables with beef'. How many words contain the letter 'o' in the sentence.
[A]: 2


[Q]: Sentence: 'a couple poses under a banner of a turkey'. How many words contain the letter 'v' in the sentence.
[A]: 0


[Q]: Sentence: 'a crowded street in an asian country is full of people with umbrellas'. How many words contain the letter 'l' in the sentence.
[A]:
3