Ключевые слова: abstract, art, background, black, blackboard, chalk, chalkboard, chord, class, classic, classical, clef, college, compose, composing, composition, design, drawn, education, harmony, instrumental, jazz, learn, lesson, melody, music, musical, musician, note, notes, play, scale, school, sign, sonata, song, staff, study, style, subject, symbol, treble, university, white, written,