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

Sentence: 'a sign reading butt street on the corner of a building with a no parking sign below it'. How many words contain the letter 'h' in the sentence.
2

Sentence: 'a black and white photo of a very crowded tropical beach'. How many words contain the letter 'p' in the sentence.
2

Sentence: 'a kitchen with a pizza sitting on a pizza stone'. How many words contain the letter 's' in the sentence.
2