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

Sentence: 'a apple that is sitting on top of a knife'. How many words contain the letter 'u' in the sentence.
0

Sentence: 'group of kids play frisbee golf in the middle of the woods'. How many words contain the letter 't' in the sentence.
2

Sentence: 'a biker sitting astride his bike with a dog'. How many words contain the letter 'i' in the sentence.

6