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

[EX Q]: Sentence: 'a man walking with rolling luggage and many bags'. How many words contain the letter 'g' in the sentence.
[EX A]: 4

[EX Q]: Sentence: 'a man with a surfboard walking across a bridge towards the ocean'. How many words contain the letter 'w' in the sentence.
[EX A]: 3

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