instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a person that is fixing a pillow on a couch'. How many words contain the letter 's' in the sentence.
answer:
2


question:
Sentence: 'two green metal street signs with spanish words on it'. How many words contain the letter 'q' in the sentence.
answer:
0


question:
Sentence: 'a man rides his bike while walking his dog'. How many words contain the letter 'o' in the sentence.
answer:

1