6 éléments à classer, 3 runs for 3 chemins
(classement du plus précis au plus général)

Voyou → album studio → album>musique → oeuvre musicale → oeuvre
Voyou → album studio → album musical → oeuvre musicale → oeuvre
Voyou → chanson>musique → oeuvre musicale → oeuvre

RULES
album studio;6;album>musique;6
album>musique;6;oeuvre musicale;6
oeuvre musicale;6;oeuvre;6

RULES
album studio;6;album musical;6
album musical;6;oeuvre musicale;6
oeuvre musicale;6;oeuvre;6

RULES
chanson>musique;6;oeuvre musicale;6
oeuvre musicale;6;oeuvre;6