Jessie Montgomery’s “reimagining” of an opera by this composer with a revised libretto premiered at Toronto’s 2023 Luminato Festival. An overture by this composer begins with winds playing the syncopated melody “B-flat, G F high F, D C, B-flat” over staccato eighth-note chords. A men's chorus sings melismas on “oo-ar” in this composer's “Frolic of the Bears.” An opera by this composer ends after a village forgives Cepheus and Luddud and celebrates in “A Real Slow Drag.” In 1976, (15[1])the Houston Grand Opera premiered (*) Gunther Schuller’s reconstruction of an opera by this composer. This composer’s lost opera A Guest of Honor (10[1])depicted (10[1])Booker T. Washington’s visit to the White House. The conjurer Zodzetrick wishes to throw the title girl of an opera by this composer into a wasps’ nest but is foiled by Remus. For 10 points, name this composer of Treemonisha, often dubbed a “ragtime opera.” ■END■