Sentence:  And he bracketed the concert with joyfully Latin pop: opening the show with towering drums onstage and kinetic Afro-Caribbean rhythms and beginning the final song, “Tu Recuerdo” (“Your Memory”), as a Puerto Rican <WSD>aguinaldo</WSD>, gently plucked on the rural miniguitar called a cuatro. 
Meaning of the word marked with <WSD> tags:  A song performed in this style.