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

Sentence: 'two people riding on the back of a large elephant'. How many words contain the letter 't' in the sentence.
3

Sentence: 'a boy tucks his knees to complete a jump on his skate board'. How many words contain the letter 'f' in the sentence.
0

Sentence: 'a man is snowboarding down a snowy slope'. How many words contain the letter 'r' in the sentence.

1