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

[Q]: Sentence: 'a room with a small light in the middle with a computer'. How many words contain the letter 's' in the sentence.
[A]: 1


[Q]: Sentence: 'a woman on crosscountry skiing through a wooded trail'. How many words contain the letter 'q' in the sentence.
[A]: 0


[Q]: Sentence: 'a black and white photo of people siting at different tables'. How many words contain the letter 'b' in the sentence.
[A]:
2