With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Torn
by
domestic
feuds
,
Ottoman
,
Hungarian
,
and
later
,
Austrian
incursions
,
the
Serbian
state
collapsed
by
the
mid-16th
century
.
Torn:O
by:O
domestic:O
feuds:O
,:O
Ottoman:O
,:O
Hungarian:location-GPE
,:O
and:O
later:O
,:O
Austrian:location-GPE
incursions:O
,:O
the:O
Serbian:location-GPE
state:O
collapsed:O
by:O
the:O
mid-16th:O
century:O
.:O