TASK DEFINITION: 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.
PROBLEM: Sentence: 'In addition to Japan 's three major cities of Tokyo , Osaka and Nagoya , 15 other regional cities are served by rail-based transit systems such as monorails , subways and AGTs .', Argument/Subject 1: 'osaka', Argument/Subject 2: 'japan'

SOLUTION: be city in

PROBLEM: Sentence: 'They often see great works of God done with their eyes , but they do not eat thereof .', Argument/Subject 1: 'great', Argument/Subject 2: 'god'

SOLUTION: be work of

PROBLEM: Sentence: 'By the time the United States entered World War II in December 1941 , the War Department relied heavily on the U.S. Weather Bureau in predicting battlefield conditions .', Argument/Subject 1: 'unite state', Argument/Subject 2: 'world war ius'

SOLUTION:
enter