+ Harry
+ Lavender
+ Draco
+ Gregory
+ Hermione
+ Luna
+ Neville
+ Ron
+ Vincent
f Draco Gregory
f Draco Hermione
f Draco Vincent
f Gregory Vincent
f Harry Hermione
f Harry Luna
f Harry Ron
f Hermione Lavender
f Hermione Neville
f Hermione Ron
f Lavender Ron
f Luna Neville
f Neville Ron
r Harry