食物链

食 = 亽 + 艮 : Mnemonic symbol: a bag of instant noodles.

Sherlock Holmes (sh) went camping in the space station's bathroom (Ø2). As foodstuffs he brought chewing gum (艮) and instant noodles (食), but he forgot to bring his gas stove, so in front of his tipi (亽) He is eating chewing gums all day.

物 = 勿 + 牛 : Willy Walrus (w) wants to become a physicist (物) and does research about dark matter (物) in the space station's bathroom (Ø4). His motivation is to become a super villain and rule the world. Just as he is about to have a breakthrough, a huge black ox (牛) flying with the help of bat wings (勿) hits Willy with an oxerang and takes away the dark matter, saving the world.

链 = 连 + 钅 : Li Qingzhao (li) has been kidnapped and chained down (连) in the anthill's bathroom (an4). Luckily she has a tiny golden harpoon (钅) as a necklace (链) around her neck which she is able to pick up with her mouth, and with which she is able to pick the lock.