This is simple model of the Skver in Tuzla made in Blender 2.78c using Cycles Render engine.Subdivision is set to 3 but it’s not applied so you can lower number of polygons.

This is simple model of the Skver in Tuzla made in Blender 2.78c using Cycles Render engine.Subdivision is set to 3 but it’s not applied so you can lower number of polygons.