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: 'Communities bt meds possible problem heart arrhythmia after pare hydrocodone m hydrocodone how long lastng oral morphine methadone potentiation xanax buy online .', Argument/Subject 1: 'xanax', Argument/Subject 2: 'online'
answer:
buy

question:
Sentence: 'Regal Sedan & Limousine provides point to point services Washington DC Metropolitan area including Virginia Maryland airports at fixed rates .', Argument/Subject 1: 'virginium', Argument/Subject 2: 'washington'
answer:
be airport to

question:
Sentence: 'Pattaya is a city in Thailand , located on the east coast of the Gulf of Thailand , about 165 km southeast of Bangkok located within but not part of Amphoe Bang Lamung in the province of Chon Buri .', Argument/Subject 1: 'pattaya', Argument/Subject 2: 'thailand'
answer:
be city of