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

[EX Q]: Sentence: 'a small plain kitchen with a white stove and microwave'. How many words contain the letter 'h' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'a kitchen in a camp with gear and coats laid out'. How many words contain the letter 'i' in the sentence.
[EX A]: 4

[EX Q]: Sentence: 'there is a girl that is holding a wii in her hand'. How many words contain the letter 'd' in the sentence.
[EX A]:
2