sentences:  Unearthed here were wall remnants, waste, clay waterpipes and pieces of little heating pipes, leading investigators to conclude that it was a settlement from the 2nd and 3rd centuries.A more thorough investigation was completed at the settlement complex on the "Trautmannsberg" (or "Trautelsberg", but, in either case, a mountain).Here, in 2002-2003, preparations to lay a long-distance gas pipeline facilitated an intensive investigation of the designated ground area.