Ключевые слова: abstract, art, background, black, book, chord, class, classic, classical, clef, closeup, college, compose, composition, design, education, harmony, instrumental, jazz, learn, lesson, line, melody, music, musician, note, notes, orchestra, page, paper, piano, play, scale, school, sheet, sign, sonata, song, staff, study, style, subject, symbol, symphony, texture, top, treble, university, view, white,