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.

[EX Q]: Sentence1: Earthquakes cause massive damage. 
Sentence2: tectonic plates being pushed together causes massive damage.
[EX A]: damage

[EX Q]: Sentence1: Dromaeosaurs are part of the theropod group of dinosaurs. 
Sentence2: Birds evolved from a group of bipedal dinosaurs that included Dromaeosaurs.
[EX A]: Dromaeosaurs

[EX Q]: Sentence1: riding a bike does not cause pollution. 
Sentence2: Riding a bike is good exercise and also doesn't produce harmful gases.
[EX A]:
bike