固件

固 = 古 + 囗 : Gitta Giraffe is building a hard and solid stronghold inside the bathroom's space station. The stronghold consists of a cloister inside a wooden box.

件 = 亻 + 牛 : Joan of Arc and Rosa Luxemburg want to use the anthill's bathroom, but there is a bull blocking the way. He posed them a riddle, and as long as they can't deliver the item or component he asked for to fulfill this quest, he won't let them pass.