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: All of the animal species on earth are consumers, depending upon producer organisms for their food. 
Sentence2: All organisms are depending on multiple producers for their food.

depending