伊

伊 = 亻 + 尹 : Mnemonic symbol: 木乃伊, munaiyi, mummy.

In front of the space station, the mummy is being chased by the system administrator, who got his shirt dirty and wants to use the mummy's bandages as napkin; the system administrator in turn is chased by Maud Younger, who still wants her servers to be run by the sysadmin; Maud Younger is chased by Rosa Luxemburg because Rosa wants an autograph from her idol; and Rosa is chased by the mummy, who is angry that Rosa stirs the masses up to revolt against their former leader.

亻 = 丿 + 丨 : Mnemonic symbol: Rosa Luxemburg. She's quite radical, and her name starts with "r", just like "ren2". Also, 亻appears at the left-hand side of characters, and Rosa is a leftist as well.

Robinson Crusoe (r) and Rosa Luxemburg (亻) are having their favorite snacks in the encampment's kitchen: Rosa is eating a banana (丿) and Robinson is eating a dinosaur bone (丨).

尹 = 丿 + 彐 : Mnemonic symbol: a system administrator.

Maud Younger hired a system administrator to care for her servers in the encampment. His pay is a banana per day, which Maud puts into a fake pig snout which acts as a kind of banana holder.