Possible Clues:

• ''Born Free'' lioness
• "Frozen" sister
• Anna's sister in 'Frozen'
• Fashion designer Schiaparelli
• "Let It Go" singer in "Frozen"
• Disney snow queen
• 'Let It Go' singer in 'Frozen'
• 'Lohengrin' heroine
• Lohengrin's bride
• "Frozen" princess