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: Why does the iPhone need so much less RAM than Android devices?
 sentence 2: Why are Apple devices so expensive though their specifications are worse than those of Android devices? sentence 1: Can an aircraft inexplicably gain altitude without input from the pilot.?
 sentence 2: Can an aircraft inexplicably gain altitude without input from the pilot? sentence 1: What is the Java virtual machine (JVM)?
 sentence 2: Can a Java program run without JVM? sentence 1: How long does it take the average human male to reach orgasm during coitus?
 sentence 2: How long does it take the average man to achieve orgasm?
same meaning
not same meaning
same meaning
not same meaning
same meaning