Please label which of the following appear in the game Clue as suspects, weapons, or rooms: Atrium, Billiard Room, Colonel Mustard, Conservatory, General Ketchup, Lead Pipe, Mrs. Peacock, Rope

In the classic edition of board game Clue, Colonel Mustard and Mrs. Peacock are suspects, the Lead Pipe and Rope are weapons, and Billiard Room and Conservatory are rooms. While the Atrium and General Ketchup seem like a plausible room and suspect respectively, neither is in game.