TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a picture of some horses and a person in the street'. How many words contain the letter 'r' in the sentence.

SOLUTION: 4

PROBLEM: Sentence: 'a computer desk holding a laptop computer and white ceramic lamp'. How many words contain the letter 'r' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'a compact kitchen with stainlesssteel cabinets behind glass blocks'. How many words contain the letter 'e' in the sentence.

SOLUTION:
4