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.

[Q]: Sentence1: For example, in the sentence The rain destroyed the crops , The rain is the subject. 
Sentence2: If weather is stormy then there is a chance of destroyed crops.
[A]: crops


[Q]: Sentence1: electric devices require electrical energy to function. 
Sentence2: Lie detectors are electrical or mechanical devices.
[A]: devices


[Q]: Sentence1: volcanic ash in the atmosphere decreases the temperature by blocking the sun. 
Sentence2: volcanic ash in the air around the earth decreases the temperature by blocking the sun.
[A]:
ash