市议员

市 = 亠 + 巾 : Mnemonic symbol: a supermarket.

Sherlock Holmes (sh) started a supermarket (市) in the space station's bathroom (Ø4), but all he has for sale right now are berets (亠) and towels (巾). He should have opened it at the beach!

议 = 义 + 讠 : Maud Younger (y) is painting blindfolded onto an advertising column (讠) in the space station's bathroom (Ø4). Justitia comments (议) on her art and indeed voices very just (义) comments (议).

员 = 口 + 贝 : Mnemonic symbol from 服务员, a waiter.

员 = 口 + 贝 : Yu the Great and a crab are having dinner just inside the anthill's kitchen. They ordered mandarins, and the waiter serves them.