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

Sentence: 'a microwaved broccoli and cheese dish and a spoon'. How many words contain the letter 'n' in the sentence.
3

Sentence: 'a pizza with sauce cheese and sausage sitting on a table'. How many words contain the letter 's' in the sentence.
4

Sentence: 'a floor sink for cleaning feet sits in a tiled enclosure'. How many words contain the letter 'g' in the sentence.

1