Fix ALL

#Arrows #Other polygons #Letters presenting a special form of writing #Colours #One arrow #Arrows combined with any other inscription (except A 24.15.17) #Arrowheads #One polygon #Two polygons, one inside the other (except 26.5.10 and 26.5.11) #Several polygons, juxtaposed, joined or intersecting #Polygons containing one or more letters #Polygons containing other inscriptions #Polygons with dark surfaces or parts of surfaces #Letters in relief or shaded #Letters linked to a figurative element #Letters in heavy characters #Letters in light-coloured characters on a dark background #Letters presenting some other special form of writing #Three predominant colours