instruction:
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.
question:
Sentence: 'The current President , Dr. Peter Fong , is the Head of the Centre for Executive Development of HKU SPACE and former Executive Vice President and Professor of Asia International Open University .', Argument/Subject 1: 'president', Argument/Subject 2: 'executive'
answer:
be head of


question:
Sentence: 'The VIAGRA is still tremendous , but VIAGRA is exchanger silly buggers with VIAGRA certain side effects Buy Viagra Online .', Argument/Subject 1: 'viagra', Argument/Subject 2: 'online'
answer:
buy


question:
Sentence: 'The God of Abraham , Isaac and Jacob , the God of Israel loves His children very much .', Argument/Subject 1: 'god', Argument/Subject 2: 'israel'
answer:

love