驳
=
爻
+
马
:
Beelzebub (b) is delivering a pile of pliers (爻) to observatory. In the kitchen (o2) a unicorn (马) is pulling the barge (驳) into the castle.
正
=
一
+
止
:
Mnemonic symbol: a stick-figure with straight lines. James II of England (zh) really has to use the engine's bathroom ((e)ng4), but there's a stick-figure (正) blocking the stalls with a barrier (止). The stick-figure measures with a flute (一) whether James is tall enough to go. James stands very straight (正) to make himself as tall as possible.