Show HN: Data store with change-request mechanic

The code is at: https://github.com/amirouche/copernic

A quick tour is available at: https://www.youtube.com/watch?v=wqbYfuOhG9w

Here is the equiavlent of the following SPARQL query:

  SELECT ?uid ?key ?value WHERE {
    ?uid <http://title> "copernic" .
    ?uid ?key ?value
  }