sentence 1: How do I build my profile for top B-schools?
 sentence 2: How do I build my profile for Harvard, Wharton, INSEAD etc.? sentence 1: To whom should I contact in TCS to ask for my rescheduled joining date?
 sentence 2: Where sampling theorem is used? sentence 1: What are shows similar to That 70's Show?
 sentence 2: Is Jon Snow really dead? What's his fate? sentence 1: Why would one believe that Obama's popularity is 55%+ if the very same pollsters have been so wrong indicating true voters' preferences?
 sentence 2: Does Obama really have a 55% approval rating in the light of emerging facts that the polls have been wrong?
same meaning
not same meaning
not same meaning
not same meaning