Assertion: anna's love | /r/HasProperty | the key
Facets:
value: to controlling her powers
type: TRANSITIVE-OBJECT
Source sentences:
text: Upon learning that Anna saved her because of her love for her older sister, Elsa discovers that love is the key to controlling her powers and is able to thaw the kingdom as she uses her magic safely in public.
text: With Olaf explaining that an act of true love will thaw a frozen heart, Elsa realizes that love is the key to controlling her powers and finally lifts the icy curse from Arendelle.