Abstract: A method of and a computer arrangement for presenting a user interface on a display. A first box is presented on the display to a user, the first box having multiple sides. The user is allowed to perform an action on at least one of the sides of the box. The action is interpreted as an instruction to be carried out by the computer arrangement and the instruction is selected from a set of instructions including an instruction to establish a relation between a first term to be put into the first box by the user and a second term in a second box on the display.