 Complete the following phrase:  The houses were often named and decorated with accompanying themes. The influence of organic and natural sources is particularly evident in the themes and names of the Art Nouveau homes: The Sunflower, The Rose, The Tulip, etc. Houses also referenced local history or the names of the streets upon which they stand. The Lion of Flanders prominently adorns Cogels-Osylei 24, while across the street an entire complex is devoted to Charlemagne. Some street names refer to the independence war of linguistic affinity, the Boer war in South Africa: Pretoriastraat, Transvaalstraat  and Krugerstraat. On Waterloostraat  houses recall the 