TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'some kids are all taking a photograph together'. How many words contain the letter 'e' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'a person leaning on an elephant statue near trees'. How many words contain the letter 's' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'a man sitting at a table with plates of food'. How many words contain the letter 'l' in the sentence.

SOLUTION:
2