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

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


[Q]: Sentence: 'several people and a dog riding on a small boat'. How many words contain the letter 'l' in the sentence.
[A]: 3


[Q]: Sentence: 'antique military plane sits on beach near open waters'. How many words contain the letter 'f' in the sentence.
[A]:
0