TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a girl sitting on a bench holding a flower'. How many words contain the letter 'p' in the sentence.

SOLUTION: 0

PROBLEM: Sentence: 'a woman in a wheelchair is about to play tennis'. How many words contain the letter 'r' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a series of two photos showing people standing on a tennis court'. How many words contain the letter 'r' in the sentence.

SOLUTION:
2