Task: Question Answering
Input (English): The film centers on five strangers who are linked togetherÂ â and who meet each other at separate timesÂ â by a series of events that take place on Christmas Eve in New York.The main character is Rose (Susan Sarandon), a woman who is struggling to cope with caring for her mother, an Alzheimer's patient. Meanwhile, Nina (PenÃ©lope Cruz) and Mike (Paul Walker) are a young couple on the verge of breaking up due to Mike's increasingly jealous behavior. Elsewhere, Artie (Alan Arkin) is an old waiter who searches for his deceased wife every Christmas Eve. Finally, Jules (Marcus Thomas) is a young man who deliberately damages his hand so he can attend a Christmas party in the emergency room, as that was the only happy memory of his childhood. In addition to the five main characters, the mysterious Charlie (Robin Williams) is introduced as the person who may be able to help Rose finally realize that she must look after herself more, rather than worrying about everyone else., Question: What does Artie, a waiter do each Christmas Eve?
Output (English): Answer: He searches for his deceased wife.