With no explanation, label each line with "O", "other-medical", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Ibuprofen
is
a
weaker
anti-inflammatory
agent
than
other
NSAIDs
.
Ibuprofen:other-medical
is:O
a:O
weaker:O
anti-inflammatory:O
agent:O
than:O
other:O
NSAIDs:other-medical
.:O