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: Organisms that live in marine biomes must be adapted to the salt in the water.
Sentence2: Most of the water on the planet is salt water in the oceans.
[EX A]: salt

[EX Q]: Sentence1: an animal requires air for survival.
Sentence2: It is breathed in by animals and restored to the air by the photosynthesis mechanism of plants.
[EX A]: air

[EX Q]: Sentence1: Endospores are commonly found in soil and water.
Sentence2: Dirt is really misplaced soil.
[EX A]:
soil