▁and ▁CD C ▁leader ▁Art ur ▁Mas ▁and ▁ER C ▁leader ▁Ori ol ▁Jun quer as . ▁ ▁It ▁formed ▁a ▁minor ity ▁government ▁since ▁the ▁ 2 0 1 5 ▁election ▁with ▁confidence ▁and ▁supply ▁support ▁from ▁the ▁C UP , ▁it ▁was ▁responsible ▁for ▁organ ising ▁the ▁ 2 0 1 7 ▁Catal an ▁independence ▁refer endum . ▁On ▁ 4 ▁November ▁ 2 0 1 7 , ▁ER C ▁chose ▁not ▁to ▁re join ▁J x S í ▁ahead ▁of ▁the ▁ 2 0 1 7 ▁Catal an ▁regional ▁election . ▁ ▁History ▁Democratic ▁Con ver gence ▁of ▁Catal onia ▁( CD C ), ▁Republican ▁Left ▁of ▁Catal onia ▁( ER C ), ▁Democr ats ▁of ▁Catal onia ▁( DC ) ▁and ▁Left ▁Mov ement ▁( ME S ) ▁agreed ▁by ▁mid - J uly ▁ 2 0 1 5 ▁to ▁run ▁together ▁under ▁the ▁Jun ts ▁pel ▁S í ▁() ▁joint ▁separ at ist ▁list , ▁with ▁support ▁from ▁the ▁pro - in dep end ence ▁Catal an ▁National ▁Assembly ▁( AN C ), ▁ Ò m ni um ▁Cultural ▁and ▁the ▁Association ▁of ▁Municipal ities ▁for ▁Independ ence ▁( AM I ). ▁Art ur ▁Mas ▁was ▁appointed ▁as ▁J x S í ▁president ial ▁candidate , ▁even ▁though ▁he ▁would ▁be ▁placed ▁in ▁fourth ▁place ▁in ▁the ▁elect oral ▁ticket ▁as ▁a ▁result ▁of ▁balance ▁of ▁power ▁negoti ations ▁between ▁ER C ▁and ▁CD C . ▁Instead , ▁the ▁first ▁three ▁positions ▁in ▁the ▁list ▁were ▁to ▁be