Right now, the metadata definitions shown in a dataset page are an aggregation of the spaces the dataset is in.
Decide what to do if we have the following scenarios.
In all the scenarios the dataset is in Space 1 and Space 2.

Scenario A: Exact Duplicates
Space 1: Abstract -> http://purl.org/dc/terms/abstract
Space 2: Abstract -> http://purl.org/dc/terms/abstract

Scenario B: Different name, same uri
Space 1: Abstract -> http://purl.org/dc/terms/abstract
Space 2: Summary -> http://purl.org/dc/terms/abstract

Scenario C: Same name, diffeerent URI.
Space 1: Abstract -> http://purl.org/dc/terms/abstract
Space 2: Abstract -> http://sead2.ncsa.illinois.edu/terms/abstract