七
=
一
+
乚
:
Mnemonic symbol: the Seven-Branched (七) Laser Sword. The Queen of Hearts (qi) is testing her new Seven-Branched Laser Sword (七) in front of the space station (Ø1). She's slicing flutes (一) and shovels (乚).
河
=
可
+
氵
:
A river has flooded the elevator, and in the kitchen, Hamlet is floating on a bed of nails. He found a water bottle to put upside down on the nails, so he has to balance on the bottle in order to not have to sit directly on the nails. It is quite difficult to do on a rocking makeshift raft.
prefecture / (old) province / (old) administrative division / state (e.g. of US) / oblast (Russia) / canton (Switzerland)
州
=
丶
+
丷
+
川
:
Mnemonic symbol: the red cotton tree, as it is the official flower of 广州 (Guangzhou). A new river (川) formed spontaneously in front of the outhouse (ou1), and James II of England (zh) was barely able to climb on a red cotton tree (州). Other animals are happy about this development: a mean crocodile (丷) is floating on a petal leaf (丶) towards the red cotton tree.