Given a sentence and two mentions from the text (arguments), indicate a phrase (a verb or noun phrase) that describes the relationship between the provided arguments.

Example input: Sentence: 'Harry glanced again at the raw looking thing that trembled and choked in the shadow beneath the distant chair.', Argument/Subject 1: 'Harry', Argument/Subject 2: 'raw looking thing'
Example output: glance
Example explanation: The sentence contains the generated relationship - glance, mentioned between two subjects - Harry and raw looking thing
Q: Sentence: 'Barack Obama arrives in Washington 's Union Station Washington Times ,ABOARD THE 2009 INAUGURAL TRAIN President-elect Barack Obama Saturday challenged Americans to pursue a "new declaration of independence , " paying tribute to history with his own four-city train tour retracing the path that President Lincoln traveled on the way to his first inauguration in 1861 .', Argument/Subject 1: 'obama', Argument/Subject 2: 'washington'
A:
arrive in