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

Sentence: 'an image of a man with a tennis racket in hand'. How many words contain the letter 'u' in the sentence.
0

Sentence: 'a pizza sitting on top of a black cutting board'. How many words contain the letter 'g' in the sentence.
2

Sentence: 'a kitchen with a small window and wooden cabinets'. How many words contain the letter 'e' in the sentence.

3