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: 'Rajdhani connects New Delhi with major cities in India .', Argument/Subject 1: 'new delhus', Argument/Subject 2: 'indium'
Example Output: be city of

Example Input: Sentence: 'In addition , the Third Tokyo International Conference on African Development will be held in Tokyo in September this year .', Argument/Subject 1: 'conference', Argument/Subject 2: 'tokyo'
Example Output: hold in

Example Input: Sentence: 'When Nadal said that Federer is the best , he knew it having seen Federer more closer than any of us .', Argument/Subject 1: 'federer', Argument/Subject 2: 'nadal'
Example Output:
say of