" ▁(" B ür ger init i ative ▁El tern - K inder - K re is ▁G rop ius stadt ▁Nord ▁e . V .") ▁in ▁ 1 9 9 0 . ▁▁ ▁F ounded ▁in ▁ 1 9 6 9 ▁this ▁is ▁believed ▁to ▁be ▁the ▁oldest ▁operating ▁citiz en ' s ▁action ▁initi ative ▁group ▁of ▁its ▁kind . ▁▁ ▁She ▁took ▁over ▁a ▁r iding ▁school ▁that ▁had ▁fallen ▁on ▁hard ▁times ▁on ▁beh alf ▁of ▁the ▁group ▁and ▁successfully ▁transformed ▁it ▁into ▁the ▁" Children ' s ▁Groß - Z i eth en ▁Farm ▁House " ▁(" K inder bau ern hof ▁Groß - Z i eth en ") ▁which ▁today ▁car ries ▁her ▁name . ▁ ▁Between ▁ 1 9 7 1 ▁and ▁ 1 9 8 1 ▁Il se ▁Reich el - K o ß ▁worked ▁closely ▁with ▁In grid ▁St ah mer . ▁▁ ▁Just ▁as ▁El la ▁Kay ▁had ▁become ▁an ▁insp iration ▁and ▁ment or ▁for ▁Reich el - K o ß , ▁so ▁Reich el - K o ß ▁performed ▁a ▁similar ▁function ▁for ▁St ah mer . ▁▁ ▁Later , ▁as ▁a ▁member ▁of ▁the ▁ ▁Berlin ▁Senate ▁between ▁ 1 9 9 0 ▁and ▁ 1 9 9 4 ▁and ▁then ▁as ▁a ▁member ▁of ▁the ▁ ▁regional ▁parliament ▁till ▁ 1 9 9 9 , ▁she ▁was ▁able ▁to ▁ensure ▁powerful ▁political ▁backing ▁for ▁St ah mer ▁with ▁regard ▁to ▁creating ▁and ▁impro ving ▁youth ▁facilities ▁in ▁Berlin .