TASK DEFINITION: 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.
PROBLEM: Sentence1: wiring requires an electrical conductor. 
Sentence2: Gold is an excellent conductor of electricity.

SOLUTION: conductor

PROBLEM: Sentence1: Without light there is no sense of vision. 
Sentence2: Glass causes a sense of vision.

SOLUTION: sense

PROBLEM: Sentence1: Salinity refers to salts dissolved in water. 
Sentence2: A saline solution is made by adding salt to water.

SOLUTION:
Salinity