instruction:
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.
question:
Sentence1: when a gas in an open container evaporates , that gas spreads out into the air. 
Sentence2: when a gas in an open container evaporates gas molecules slamming into one another.
answer:
container


question:
Sentence1: folding an object causes that object to change shape. 
Sentence2: Folding an object causes that object to transform.
answer:
causes


question:
Sentence1: glass cause refraction of light. 
Sentence2: Mirrors are plate glass.
answer:

glass


