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

Sentence: 'a person skiing down part of a marked race course'. How many words contain the letter 'z' in the sentence.
0

Sentence: 'a laptop is displayed on a small wooden platform'. How many words contain the letter 'k' in the sentence.
0

Sentence: 'several people are walking along a track near some water'. How many words contain the letter 'e' in the sentence.

6