Which openings, iyos, lead to the most aesthetically pleasing positions? What about the ugliest?
I think the Grunfeld with Rb1 and ...Qa5+, featured in today's Radjabov–Caruana match-up, can be gorgeous.
All of the imbalances: White's abandoned queenside and classical pawn center, Black's developed kingside and almost diametric inattention to the other side of the board, and connected passed pawns (!) already on move 12.
I like how subtly minimalist it is, for all the apparent dynamicity. Apart from a stray piece, each side can be neatly divided into two elementary "chunks":