句号

句 = 勹 + 口 : Mnemonic symbol: a grammar nazi.

Zeus, the elephant and the grammar nazi are playing monkey in the bathroom's space station. The elephant uses its long trunk to hold the mandarin just above the grammar nazis head where he can't reach it, while Zeus laughs out loud.

号 = 丂 + 口 : Hamlet accidentally locked himself into the aorta's bathroom, together with a mandarin which he is extremely allergic against. His only rescue is the emergency breathing mask attached to the wall which he puts on immediately. There is also a trumpet to call for help with a bugle call, but Hamlet has to wear the breathing mask, so he can't give the bugle call in a normal way. Instead, he has to give the bugle call with his butt.