文藝

文 = 乂 + 亠 : Mnemonic symbol: a thick book.

Willy Walrus (w) wants to cook in the encampment's kitchen ((e)n2). The recipe book (文) is extremely greasy and Willy doesn't want it to touch anything, nor touch it. That's why he puts it into a beret (亠) so that it doesn't touch the floor, and uses pliers (乂) to turn the pages.

艺 = 乙 + 艹 : Maud Younger (y) got a silver medal (乙) for her mad gymnastics skills (艺) In the space station's bathroom (Ø4), where she performed her gymnastics on sheets of artificial lawn (艹).