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 seeds stick to the fur of an animal then that seed will be transported by the animal. 
Sentence2: Gelatinous coating helps seeds stick to fur and clothing when wet.

fur