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

[EX Q]: Sentence: 'a couple of cut outs of plants berries and apples'. How many words contain the letter 'd' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'the street corner is flooded deep with water'. How many words contain the letter 'f' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'three zebras wagging their tails and eating hay'. How many words contain the letter 'h' in the sentence.
[EX A]:
3