▁Turn ing ▁professional ▁( 2 0 0 5 / 2 0 0 6 ) ▁Trump ▁joined ▁the ▁professional ▁tour ▁in ▁the ▁ 2 0 0 5 – 0 6 ▁season , ▁and ▁at ▁the ▁Wel sh ▁Open ▁became ▁the ▁young est ▁player ▁ever ▁to ▁qual ify ▁for ▁the ▁final ▁stages ▁of ▁a ▁ranking ▁tournament . ▁He ▁also ▁reached ▁the ▁last - 4 8 ▁stage ▁at ▁the ▁China ▁Open , ▁losing ▁ 4 – 5 ▁to ▁Michael ▁Hol t , ▁although ▁this ▁was ▁designated ▁the ▁final ▁qual ifying ▁round ▁and ▁was ▁actually ▁played ▁in ▁Pr est at yn , ▁Wales . ▁ ▁He ▁defeated ▁James ▁W att ana ▁ 1 0 – 5 ▁in ▁the ▁final ▁round ▁of ▁qual ifying ▁at ▁the ▁ 2 0 0 7 ▁World ▁Championship , ▁to ▁become ▁the ▁third - you ng est ▁player ▁( at ▁the ▁time ) ▁ever ▁to ▁reach ▁the ▁main ▁stage ▁of ▁the ▁tournament ▁( ch amp ions ▁Stephen ▁Hend ry ▁and ▁Ron nie ▁O ' S ull ivan ▁had ▁both ▁been ▁younger ▁when ▁they ▁made ▁their ▁Cru cible ▁deb uts ). ▁Trump ▁is ▁one ▁of ▁only ▁five ▁players ▁to ▁make ▁their ▁first ▁appearance ▁at ▁She ff ield ' s ▁Cru cible ▁Theatre ▁at ▁the ▁age ▁of ▁ 1 7 ▁( al ong ▁with ▁Hend ry , ▁O ' S ull ivan , ▁China ' s ▁Li u ▁Ch u ang ▁and ▁Belg ium ' s ▁Lu ca ▁Bre cel ). ▁He ▁played ▁the ▁ 2 0 0 5 ▁champion ▁and ▁sixth ▁seed , ▁Sh