Definition: Generate an overlapping word between the given two sentences. When you find the overlapping words, they don't have to match exactly, e.g., "survival" and "survive" are valid overlapping words. Little words like "the" or "of" don't count! You must generate significant words which are not the stop words.
Input: Sentence1: If the pressure is reduced, the boiling point is lowered. 
Sentence2: Less heating is required to make a liquid boil if the pressure is reduced.

reduced