与
=
马
:
This one looks like 马 with eyes closed, so let's use a sleepy horse as symbol. To distinguish it let's say it's a sleepy black horse.
与
=
马
:
The space station has to be evacuated! Together with the unicorn, Yu the Great tries to wake up the sleepy black horse, but it sleeps really tight.
不
=
丆
+
卜
:
Bruno Bear (bu) is setting up a wind wheel (丆) with a voodoo staff (卜) in the space station's bathroom (Ø4). He also puts a "forbidden" sign (mnemonic symbol for 不) on it, to make clear that it may not (不) be stopped.
同
=
冂
+
𠮛
:
Tommy Turtle (tu) is stapling (冂) a magical scroll (𠮛) to the wall of the engine's kitchen ((e)ng2). On it he wrote that he's looking for two twins (mnemonic symbol for 同).