TASK DEFINITION: You will be given two sentences. One of them is created by paraphrasing the original one, with changes on an aspect, or using synonyms. Your task is to decide what is the difference between two sentences. Types of change are explained below:
 Tense: The verbs in the sentence are changed in tense.
Number: Plural nouns, verbs and pronouns are changed into single ones or the other way around.
Voice: If the verbs are in active voice, they're changed to passive or the other way around.
Adverb: The paraphrase has one adverb or more than the original sentence.
Gender: The paraphrase differs from the original sentence in the gender of the names and pronouns.
Synonym: Some words or phrases of the original sentence are replaced with synonym words or phrases. Changes in the names of people are also considered a synonym change. Classify your answers into Tense, Number, Voice, Adverb, Gender, and Synonym.
PROBLEM: original sentence: Everyone really loved the oatmeal cookies ; only a few people liked the chocolate chip cookies . Next time , we should make fewer of them . paraphrase: Everyone really loved the oatmeal cookie ; only a few people liked the chocolate chip cookie . Next time , we should make fewer of it .

SOLUTION: Number

PROBLEM: original sentence: I was trying to open the lock with the key , but someone had filled the keyhole with chewing gum , and I couldn't get it in . paraphrase: I was desperately trying to open the lock with the key , but someone had filled the keyhole with chewing gum , and I couldn't get it in .

SOLUTION: Adverb

PROBLEM: original sentence: I tried to paint a picture of an orchard , with lemons in the lemon trees , but they came out looking more like light bulbs . paraphrase: I tried to paint a picture of an orchard , with a lemon in a lemon tree , but it came out looking more like a light bulb .

SOLUTION:
Number