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.
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Question: Sentence: 'The World Conference of Associations of Theological Institutions holds its fourth world congress from 30 May to 7 June in Thessaloniki , Greece .', Argument/Subject 1: 'conference', Argument/Subject 2: 'june'

Answer: be hold in


Question: Sentence: 'This is important because Windows Vista , the upcoming version of the Microsoft Windows operating system , will require DRM for playback of HD content .', Argument/Subject 1: 'vista', Argument/Subject 2: 'microsoft window'

Answer: be version of


Question: Sentence: 'The City of London is England 's second smallest British city in both population and size , after St David 's in Wales .', Argument/Subject 1: 'london', Argument/Subject 2: 'england'

Answer:
be city in