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

[EX Q]: Sentence: 'a young man dressed like a pirate on a skateboard'. How many words contain the letter 'a' in the sentence.
[EX A]: 6

[EX Q]: Sentence: 'a water fountain sitting in the middle of a bathroom'. How many words contain the letter 'h' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'the man using his cell phone stands in front of a glass shelf'. How many words contain the letter 'd' in the sentence.
[EX A]:
1