0 1 1 , ▁it ▁is ▁part ▁of ▁the ▁municipality ▁A uma - We id atal . ▁It ▁is ▁situated ▁ 2 4   km ▁south west ▁of ▁G era . ▁ ▁History ▁Within ▁the ▁German ▁Empire ▁( 1 8 7 1 - 1 9 1 8 ), ▁A uma ▁was ▁part ▁of ▁the ▁Grand ▁Duch y ▁of ▁Sax e - We imar - E isen ach . ▁ ▁References ▁ ▁External ▁links ▁District ▁Gre iz ▁ ▁Category : T own s ▁in ▁Th uring ia <0x0A> </s> ▁A ▁train ▁operating ▁company ▁( TO C ) ▁is ▁a ▁business ▁operating ▁passenger ▁trains ▁on ▁the ▁railway ▁system ▁of ▁Great ▁Britain ▁under ▁the ▁collect ive ▁National ▁Rail ▁brand . ▁TO C s ▁have ▁existed ▁since ▁the ▁priv at isation ▁of ▁the ▁network ▁under ▁the ▁Rail ways ▁Act ▁ 1 9 9 3 . ▁ ▁There ▁are ▁two ▁types ▁of ▁TO C : ▁most ▁hold ▁franch ises ▁let ▁by ▁the ▁Department ▁for ▁Transport ▁through ▁a ▁tender ing ▁system , ▁to ▁operate ▁services ▁on ▁certain ▁routes ▁for ▁a ▁specified ▁duration , ▁while ▁a ▁small ▁number ▁of ▁open ▁access ▁operators ▁hold ▁lic ences ▁to ▁provide ▁supp lement ary ▁services ▁on ▁chosen ▁routes . ▁These ▁operators ▁can ▁run ▁services ▁for ▁the ▁duration ▁of ▁the ▁lic ence ▁valid ity . ▁The ▁franch ised ▁operators ▁have ▁changed ▁consider ably ▁since ▁priv at isation : ▁previous ▁franch ises ▁have ▁been ▁divided , ▁merged , ▁re - let ▁to ▁new ▁operators , ▁or ▁renamed . ▁ ▁The ▁term ▁is ▁also ▁sometimes ▁used ▁to