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.

[Q]: 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'
[A]: buy


[Q]: Sentence: 'Chester is certainly England 's most haunted city .', Argument/Subject 1: 'chester', Argument/Subject 2: 'england'
[A]: be city in


[Q]: Sentence: 'Any Ethernet terminal type can be mixed and matched within same LAN and WAN network , and LCD displays time , date , and employee name .', Argument/Subject 1: 'ethernet', Argument/Subject 2: 'lan'
[A]:
be type of