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

Sentence: 'group of horses in a field with a pinto in the foreground'. How many words contain the letter 'h' in the sentence.
3

Sentence: 'a person in a helmet riding a skateboard'. How many words contain the letter 'c' in the sentence.
0

Sentence: 'a group of chairs around a see through table'. How many words contain the letter 'f' in the sentence.

1