sentences:  She portrayed a rapturous Dalila (Teatro Sao Carlos, Lisabona - 1975, Grand Opera, Paris - 1978), a powerful, intense Azucena (Metropolitan, New York - 1973, 1977, 1978, Grand Opera, Paris - 1975, Staatsoper, Vienna - 1973, 1974, 1976, Teatro alla Scala, Milan - 1978), a fragile Charlotte in Massenet's "Werther", almost always with Alfredo Kraus, who named her his "absolute favourite Charlotte", a dramatic Eboli, notably in Vienna, Bordeaux, Lisbon, Bilbao and for La Scala Bicentennial - 1978, a delicate and interiorised Marguerite in Berlioz's "La Damnation de Faust" (Paris, Verona), and a sovereign and shining Amneris (La Scala, Milan - 1973, Arena di Verona - 1977, Metropolitan, New York - 1979).Nevertheless, her repertory widened every year.She was a shockingly tempestuous Klitemnestra in Richard Strauss' "Elektra" opposite Birgit Nillson (Rome, 1971).