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

Sentence: 'a man holding an owl in a lush green field'. How many words contain the letter 'y' in the sentence.
0

Sentence: 'a man on a motorcycle towing another man on a skateboard'. How many words contain the letter 'n' in the sentence.
6

Sentence: 'an old refrigerator is near shelves of bottles'. How many words contain the letter 'g' in the sentence.

1