instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'horses standing and laying down in the grass on a hill above a lake'. How many words contain the letter 'g' in the sentence.
answer:
3


question:
Sentence: 'a tabby cat rests on a suitcase set on the floor in a room'. How many words contain the letter 'q' in the sentence.
answer:
0


question:
Sentence: 'a toilet sitting outside next to a fence'. How many words contain the letter 'n' in the sentence.
answer:

3