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

[EX Q]: Sentence: 'a man walking across a beach carrying a surfboard'. How many words contain the letter 'i' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'a woman in glasses and a black shirt next to clock'. How many words contain the letter 'q' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'side mirror on car reflecting young girl in glasses smiling'. How many words contain the letter 'd' in the sentence.
[EX A]:
1