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

Sentence: 'a woman bent down on the street holding her umbrella'. How many words contain the letter 'x' in the sentence.
0

Sentence: 'a woman is smiling next to a dog'. How many words contain the letter 'j' in the sentence.
0

Sentence: 'a giraffe standing next to a pile of stones'. How many words contain the letter 'i' in the sentence.

3