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

Sentence: 'a piece of half eaten swirl cheesecake on a plate'. How many words contain the letter 'j' 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 young woman holding a tennis racquet on top of a tennis court'. How many words contain the letter 'w' in the sentence.

1