Ключевые слова: arts, backgrounds, blue, chord, classical, closeup, concert, creativity, equipment, event, guitar, indoors, instrument, key, keys, learning, macro, material, metal, music, musical, musician, note, object, old, oldfashioned, performance, performer, performing, piano, playing, popular, rock, selective focus, sheet, shiny, singing, single, sitting, space, stage, string, style, table, theatrical, top, violin, wood,