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: My cousin researched for me.<sep>Sentence-2: I have researched flat prices in New York .

SOLUTION: Yes

PROBLEM: Sentence-1: Who?<sep>Sentence-2: I have ever listened to Utada Hikaru .

SOLUTION: Yes

PROBLEM: Sentence-1: I have some on my Iphone right now.<sep>Sentence-2: I listen to classical .

SOLUTION:
Yes