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


[Q]: Sentence1: Minerals are chemical elements that are essential for body processes. 
Sentence2: minerals are needed by body processes.
[A]: processes


[Q]: Sentence1: eyes are used for seeing by animals by sensing light. 
Sentence2: Pigs are very intelligent animals.
[A]:
animals