In this task you will be given a passage and a yes/no question based on the passage. You should answer the question using the information from the passage.

Input: Consider Input: passage: Despite the fact that Brenda never appeared on the screen, she was nonetheless present during occasional discussions during the following six seasons of the series. The most significant among them is her reconciliation with Dylan, who was going to move in with her. It is assumed that they were together for most episodes of the seventh and eighth seasons of the series, as during an episode of season 8 where it is learned that Dylan's half-sister was saved from a life of prostitution and then left to live with Dylan and Brenda in London and Kelly and Brandon mentioned going to visit them for part of their honeymoon. Later, when Dylan returned in season 9, he told his friends that he and Brenda had separated two years earlier. However, it frees Dylan to resume his relationship with Kelly.
 question: does brenda come back to beverly hills 90210?

Output: No


Input: Consider Input: passage: The term Salt Belt refers to states, in the United States, in which large quantities of salt are applied to roads during the winter season to control snow and ice. States in the salt belt include Alaska, Connecticut, Delaware, Illinois, Indiana, Iowa, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New York, North Dakota, Ohio, Pennsylvania, Rhode Island, South Dakota, Vermont, Virginia, West Virginia, Wisconsin, and Washington DC. Other states such as Colorado and Utah are also considered part of the Salt Belt but use less corrosive substances.
 question: do they salt the roads in washington state?

Output: No


Input: Consider Input: passage: Damon wakes up chained on the Salvatore house's basement. Stefan is there and Damon tries to warn him that because of his cravings, one day he will kill him but Stefan tells him that they will find a solution. Damon points to Stefan that ``Elena'' provoked him to feed on her and then she kicked a stake towards him so he will kill him. Stefan does not believe that Elena would want that, he locks Damon up and gets upstairs where Caroline is. The two of them discuss what happened between Stefan and ``Elena'' and Caroline also tells him about Nadia and Matt and the text he sent to her. From Matt's text, who used ``K'' and not ``E'', they put the pieces together and they realize that Katherine is in Elena's body.
 question: does stefan find out that katherine is in elena's body?


Output: Yes