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

[Q]: Sentence: 'a man walking in front of a train station'. How many words contain the letter 'o' in the sentence.
[A]: 3


[Q]: Sentence: 'a picture of a plane in the air'. How many words contain the letter 'l' in the sentence.
[A]: 1


[Q]: Sentence: 'a plate of food with carrots green beans brussel sprouts and sauce'. How many words contain the letter 'q' in the sentence.
[A]:
0