Pappo Peppi+*children+*mates+*self+*self Set Toggle navigation activity Toggle Dropdown history discuss follow editors rules Toggle Dropdown common by group by name recent edit Toggle Dropdown content name type refresh children mates references out references in Pappo Peppi+*children+*mates+*self+*self+*children Cards formed by "mating" Pappo Peppi+*children+*mates+*self+*self with another card. eg: "Pappo Peppi+*children+*mates+*self+*self+mate".