TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a wooden bench sits leveled straight on a slanted ground'. How many words contain the letter 'l' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a couple of horses standing next to each other on a field'. How many words contain the letter 'q' in the sentence.

SOLUTION: 0

PROBLEM: Sentence: 'a woman taking a picture of some scissors in front of a mirror'. How many words contain the letter 'g' in the sentence.

SOLUTION:
1