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.

Ex Input:
Sentence: 'I was born and raised in Slovakia when it was still a part of Czechoslovakia .', Argument/Subject 1: 'slovakium', Argument/Subject 2: 'czechoslovakium'

Ex Output:
be part of

Ex Input:
Sentence: 'Served as the general chair of the 20th IEEE International Conference on Software Maintenance held in Chicago during Sept. 11-14th 2004 .', Argument/Subject 1: 'conference', Argument/Subject 2: 'chicago'

Ex Output:
hold in

Ex Input:
Sentence: 'Sofia is the only city in Bulgaria that provides international schools and is situated 180 km to the south east of the town .', Argument/Subject 1: 'sofium', Argument/Subject 2: 'bulgarium'

Ex Output:
be city in