Extract the answer to the following question from the movie plot. If the question isn't answerable, please output "Can't answer". Question: how are Nick Parker (Dennis Quaid) and Elizabeth James (Natasha Richardson) related to? Title: The Parent Trap Movie plot: Identical twins Susan Evers and Sharon McKendrick (Hayley Mills) meet at summer camp, unaware that they are sisters. Their identical appearance initially creates rivalry, and they continuously pull pranks on each other, which ultimately leads to the camp dance being crashed by their mischief. As punishment, they must live together in an isolated cabin (and eat together at an "isolation table") for the remainder of their time at summer camp. After both admit they come from broken homes, they soon realize they are twin sisters and that their parents, Mitch (Brian Keith) and Maggie (Maureen O'Hara), divorced shortly after their birth, with each parent having custody of one of them. The twins, each eager to meet the parent she never knew, switch places. They drill each other on the other's behavior and lives, and Susan cuts Sharon's hair into the same style as hers. While Susan is in Boston masquerading as Sharon, Sharon goes to California pretending to be Susan. Sharon telephones Susan in Boston with news that their father is planning to marry a gold digger, and their mother needs to be rushed to California to stop the wedding. In Boston, Susan reveals to her mother the truth about the switched identities and the two fly to California. In California, the twins (with mild approval from their mother) scheme to sabotage their father's marriage plans. Mitch's money-hungry - and much younger - fiancee Vicky Robinson (Joanna Barnes) receives rude, mischievous treatment from the girls and some veiled cattiness from Maggie. One evening, the girls recreate their parents' first date at an Italian restaurant with a gypsy violinist. The former spouses are gradually drawn together, though they quickly begin bickering over minor things and Vicky. To delay Maggie's return to Boston with Sharon, the twins dress and talk alike so their parents are unable to tell them apart. They will reveal who is who only after returning from the annual family camping trip. Mitch and Maggie reluctantly agree, but when Vicky discovers and...
Answer:
Were married