No Chess Grandmaster is normal; they only differ in the extent of their madness.
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[Event "rated untimed match"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Unknown"] [Black "Unknown111"] [Result "0-1"] [Annotator "David Hayes"] [BlackElo "0"] [FEN "4n3/1b2qpk1/1pN3p1/p1pQ4/2P1p1P1/1P2P3/P3BP2/6K1 b - - 0 1"] [SetUp "1"] [TimeControl "0"] [WhiteElo "0"] 1... Qf6 2. g5 Qxc6 { Black wins with a large material advantage. } 0-1