In this task, you need to count the number of words in a sentence that contain the given letter

Sentence: 'a woman bent down on the street holding her umbrella'. How many words contain the letter 'x' in the sentence.
0

Sentence: 'a man sleeping on a park bench then a woman looks at another man with a newspaper over his face on another park bench'. How many words contain the letter 't' in the sentence.
5

Sentence: 'a black bear walking down a rocky mountain side'. How many words contain the letter 'w' in the sentence.

2