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

[Q]: Sentence: 'a pizza sitting on top of a black cutting board'. How many words contain the letter 'g' in the sentence.
[A]: 2


[Q]: Sentence: 'a woman surfer is on an ocean wave'. How many words contain the letter 's' in the sentence.
[A]: 2


[Q]: Sentence: 'two males are playing with a white frisbee'. How many words contain the letter 'u' in the sentence.
[A]:
0