With no explanation, label each line with "location-GPE", "O", "event-sportsevent", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
At
the
inaugural
2010
Youth
Olympics
in
Singapore
she
won
two
Olympic
branded
silver
medals
,
becoming
the
only
Russian
fencer
ever
achieving
this
feat
.
At:O
the:O
inaugural:O
2010:event-sportsevent
Youth:event-sportsevent
Olympics:event-sportsevent
in:O
Singapore:location-GPE
she:O
won:O
two:O
Olympic:O
branded:O
silver:O
medals:O
,:O
becoming:O
the:O
only:O
Russian:location-GPE
fencer:O
ever:O
achieving:O
this:O
feat:O
.:O