▁reduced ▁the ▁distance ▁to ▁the ▁Swiss ▁Federal ▁Rail ways ▁( SB B ) ▁trains ▁and ▁the ▁station ▁forec ourt ▁was ▁cleared , ▁allowing ▁it ▁to ▁be ▁re built . ▁▁ ▁An ▁early ▁indic ation ▁of ▁the ▁later ▁mer ger ▁was ▁a ▁formal ▁agreement ▁that ▁was ▁contract ed ▁on ▁ 5   A pril ▁ 1 9 8 4 ▁between ▁the ▁B TI , ▁the ▁O JB , ▁the ▁SN B , ▁the ▁Ober a arg au ischen ▁Autom obil kur se ▁( a ▁bus ▁company ; ▁O AK ), ▁the ▁L iger z - T essen berg - B ahn ▁( a ▁fun icular ▁railway ; ▁L TB ) ▁and ▁the ▁B iel er see - Sch iff ahr ts - G es ellschaft ▁( L ake ▁B iel ▁Fer ry ▁Company ; ▁B SG ) ▁under ▁the ▁name ▁of ▁Ober a arg au - Sol oth urn - Se eland - Transport ▁( OS ST ). ▁▁ ▁The ▁first ▁of ▁seven ▁low - floor ▁G TW ▁Be   2 / 6 ▁art ic ulated ▁rail c ars ▁was ▁put ▁into ▁operation ▁in ▁ 1 9 9 7 . ▁▁ ▁The ▁majority ▁of ▁the ▁participants ▁of ▁Ober a arg au - Sol oth urn - Se eland - Transport ▁were ▁merged ▁to ▁form ▁A are ▁Se eland ▁mobil ▁( AS m ) ▁in ▁ 1 9 9 9 . ▁The ▁L iger z - T essen berg - B ahn ▁joined ▁only ▁in ▁ 2 0 0 3 , ▁while ▁the ▁B iel