TASK DEFINITION: In this task, you are given two sentences. Your task is to classify the given sentences as "Yes" if they have same meaning; otherwise, classify them as "No". 
PROBLEM: Sentence-1: I went to a Taylor Swift concert in high school.<sep>Sentence-2: I have been to a concert before .

SOLUTION: Yes

PROBLEM: Sentence-1: There are some serious advantages to consider.<sep>Sentence-2: It is worthwhile to buy rather than rent .

SOLUTION: Yes

PROBLEM: Sentence-1: We have lots of cats.<sep>Sentence-2: I do .

SOLUTION:
Yes