ian ▁opera ▁singer ▁with ▁the ▁most ▁pres ences ▁in ▁a ▁main ▁role ▁after ▁World ▁War ▁II . ▁By ▁way ▁of ▁comparison , ▁during ▁the ▁same ▁years ▁that ▁Mold ove anu ▁sang ▁at ▁the ▁Met ▁( 1 9 7 7 - 1 9 8 6 ), ▁Luci ano ▁Pav ar otti ▁had ▁ 1 0 0 ▁appearances ▁and ▁Pl á cido ▁Dom ingo ▁ 1 4 9 . ▁ ▁He ▁sang ▁ten ▁parts ▁at ▁the ▁Metropolitan ▁Opera , ▁and ▁was ▁broadcast ▁live ▁on ▁TV ▁in ▁Don ▁Carlo ▁( 1 9 8 0 ), ▁Il ▁tab ar ro ▁( 1 9 8 1 ) ▁and ▁Simon ▁B oc can eg ra ▁( 1 9 8 4 ). ▁In ▁addition , ▁he ▁sang ▁Arr igo ▁in ▁I ▁V esp ri ▁Sic il iani , ▁Tur id du ▁in ▁Cav all eria ▁rust icana , ▁Cav ar ados si ▁in ▁T os ca , ▁Rod ol fo ▁in ▁La ▁bo h ème , ▁Des ▁Gr ieux ▁in ▁Man on ▁Les ca ut , ▁Du ca ▁di ▁Mant ova ▁in ▁R igo let to ▁and ▁P ink erton ▁in ▁Mad ama ▁But ter fly . ▁He ▁reduced ▁his ▁activity ▁in ▁ 1 9 8 7 , ▁following ▁a ▁complicated ▁surg ery , ▁and ▁his ▁last ▁appearances ▁in ▁the ▁United ▁States ▁were ▁as ▁Cal af ▁( T ur and ot ) ▁and ▁Des ▁Gr ieux ▁( Man on ▁Les ca ut ) ▁at ▁the ▁Den ver ▁Opera . ▁ ▁Mold ove anu ▁returned ▁to ▁Europe ▁and ▁continued ▁his ▁career