Though the most iconic grand opera in the art form’s canon, Verdi’s “Aïda” shouldn’t challenge a house of Lyric’s caliber too strenuously. The work requires four good-to-great singers, but we expect a top-five American opera house to arrange them. Though “Aïda” lends itself to maximalist stagings, smaller companies pare it down successfully by foregoing equestrian participants, or downshifting parades to {…}