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: Skin pressure receptors announce that the feet are on the ground or the buttocks are on a chair. 
Sentence2: receptors on the epidermis detect pressure and announce to the feet or buttocks that you touching something.

announce