Stock Photo - PRODUCTION - 22 November 2022, Hessen, Frankfurt/Main: Housing group member Elias Athanasoglou (r) stands with his daughter Friederike at the entrance to the shell of the building at the topping-out ceremony for a residential building on Friedberger Landstrasse. The building was constructed by the Wohnbaugenossenschaft in Frankfurt am Main (WBG) for the ""Gemeinsam Suffizient Leben"" residential group. The building is made exclusively of renewable raw materials, with the exception of the staircase. (to dpa ""Building cheaper together: How cities promote communal living"") Photo: Frank Rumpenhorst/dpa. - Frankfurt/Main/Hessen/Germany