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

[EX Q]: Sentence: 'two people riding on the back of a large elephant'. How many words contain the letter 't' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'a person that is playing a tennis game'. How many words contain the letter 'j' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a black and white photo of a boat in the water'. How many words contain the letter 's' in the sentence.
[EX A]:
0