K Bio

#Several quadrilaterals juxtaposed, joined or intersecting #More than two quadrilaterals, inside one another #Quadrilaterals with dark surfaces or parts of surfaces #Quadrilaterals containing one or more triangles or lines forming an angle (specify the content) #Triangles with dark surfaces or parts of surfaces #Several triangles, juxtaposed, joined or intersecting #Several circles, juxtaposed, tangential or intersecting #Circles with dark surfaces or parts of surfaces #Circles containing one or more letters #Letters linked to a figurative element #Letters in light-coloured characters on a dark background #Series of letters separated from one another other than by a single space #Series of letters in different dimensions #Series of letters presenting different forms of writing #Letters or numerals forming geometrical figures, written or typographical matter in perspective #Four colours