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: Most genes contain the instructions for a single protein. 
Sentence2: Most genes contain the instructions for protein destinations.
[EX A]: Most

[EX Q]: Sentence1: rain causes erosion. 
Sentence2: Soil Erosion Soil erosion is what happens when soil is washed or blown away.
[EX A]: erosion

[EX Q]: Sentence1: Evaporation is when a liquid turns into a gas. 
Sentence2: When a liquid turns into a gas in an open container, it spreads out into the air.
[EX A]:
liquid