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

Sentence: 'two giraffes with their heads in the tree'. How many words contain the letter 'o' in the sentence.
1

Sentence: 'there are trains that are on the train track'. How many words contain the letter 'z' in the sentence.
0

Sentence: 'a hand holds a slice of pizza near a pan with the pizza on it'. How many words contain the letter 'k' in the sentence.

0