With the aim of producing an RDF-based application which looks a bit more like linked-data, I've added to the model-driven framework supporting the Election results:
Next step will be add links to the OS resources for the 2010 Constituencies when they become available - but how? sameAs can't be right.
No bye-elections yet but I'd forgotten about them in my initial modelling. A re-design of the model looks on the cards.