Ключевые слова: ancient, antique, background, choir, classical, clef, closeup, composer, composition, concert, harmony, jazz, letter, line, loud, loudspeaker, melody, modern, music, musical, musician, note, notes, old, oldfashioned, orchestra, paper, party, performance, sheet, sheet of paper, sound, speaker, speaker system, speakers, striped, symbol, theatrical, treble,