Question: What does the evil witch need for her elixir of life? If there is no answer, please output "Insufficient information to provide an answer.". Movie title: The Snow Queen Context: Ellie and her brother Tom listen to their grandmother reading them a story about the evil Snow Queen. When their younger sister Polly asks Tom if the Queen is coming to their house, Tom says that she only exists in the story. However, the Snow Queen really does live in an icy palace in the North Pole with her three troll servants: Eric, Baggy, and Wardrobe. Her plan is to set up her huge magic mirror on a mountain to reflect the sunlight away so the entire world will become her kingdom. But the mirror falls down the mountain and lands on the trolls' flying machine where it shatters into pieces. Two of the pieces hit Tom in the eye and the heart that he falls into an evil curse. The Snow Queen sends her bats to retrieve the pieces. As they cannot take the two that are inside Tom, the Queen goes out to kidnap him. Ellie and Tom connect their sleds to a bigger sled that is revealed to be driven by the Snow Queen. She takes Tom to her palace and cuts Ellie off of her sled, causing her to fall onto a talking bird named Peeps. Ellie goes out to save Tom from her and Peeps reluctantly decides to go with her. In a snowy forest, they find a house belonging to an old woman, who appears nice, but is actually an evil witch but traps them to use Ellie's heart for her elixir of life so she can be eternally young. Peeps tricks the witch's cat, Cuddles, into chasing after him and knocking over the elixir of life, and uses the confusion to unlocks Ellie's cell. Ellie and Peeps escape and trap the witch in the basement. They then meet two humanoid birds named Les and Ivy, who, from Ellie's description of Tom, tell her that Tom is going to marry the princess, so Ellie becomes a member of the staff to serve the princess her food. However, she soon discovers that the prince is not Tom. Meanwhile, Tom is rebuilding the Snow Queen's mirror, as he is good at puzzles. The trolls try to warn him that the Queen is going to kill him to get the last two pieces, but the Queen convinces him otherwise and kisses him, putting him into a...
The answer to this question is:
Ellie's heart