album_name: Leonin / Perotin: Sacred Music From Notre-Dame Cathedral
artists.artist_gid: 535473d56c234ed288b7b451781ddc24
artists.artist_name: Pérotin
artists.role: ARTIST_ROLE_COMPOSER
artists.artist_gid: 18739319d0c94f23ab6ff0969616a1cc
artists.artist_name: Tonus Peregrinus
artists.role: ARTIST_ROLE_MAIN_ARTIST
artists.artist_gid: c0e76a28920e4577a8bd9b64fa1b2d19
artists.artist_name: Antony Pitts
artists.role: ARTIST_ROLE_CONDUCTOR
name: Viderunt omnes... (4-part organum)