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

Sentence: 'a mother zebra standing next to a baby zebra'. How many words contain the letter 'e' in the sentence.
4

Sentence: 'a pair of people swimming out to sea on some surfboards'. How many words contain the letter 'j' in the sentence.
0

Sentence: 'a skateboarder spreads her arms to balance herself as she circles the rim of a bowl shaped course'. How many words contain the letter 'k' in the sentence.

1