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

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


[Q]: Sentence: 'a room with a small light in the middle with a computer'. How many words contain the letter 's' in the sentence.
[A]: 1


[Q]: Sentence: 'a youth attempting to do a skateboard trick'. How many words contain the letter 'h' in the sentence.
[A]:
1