Resolves yes if one of the top two candidates (by popular vote) in a US presidential election does not identify as a member of either the Democratic or Republican party.

It will still resolve positively if the candidate is from some other party that has gained enough traction to be considered major by resolution.

Resolves no if all such candidates until resolution are either Democrats or Republicans.

This is my first market here on Manifold, so if you have any feedback/suggestions as to the running of this market, I'd be happy to hear them.