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

Sentence: 'someone is holding an orange and black iphone'. How many words contain the letter 'h' in the sentence.
2

Sentence: 'a business man is talking on the phone'. How many words contain the letter 'e' in the sentence.
3

Sentence: 'a man at a restaurant holding up a bowl of pickles'. How many words contain the letter 'r' in the sentence.

1