TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a construction worker smashes away at the roof of a building'. How many words contain the letter 'b' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a zebra standing still in the grass near a tree'. How many words contain the letter 'w' in the sentence.

SOLUTION: 0

PROBLEM: Sentence: 'there is a small kitchen that has many shelfs in it'. How many words contain the letter 'u' in the sentence.

SOLUTION:
0