With no explanation, label each line with "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Charles
X
Gustav
fell
ill
in
early
1660
and
died
on
23
February
of
that
year
.
Charles:person-politician
X:person-politician
Gustav:person-politician
fell:O
ill:O
in:O
early:O
1660:O
and:O
died:O
on:O
23:O
February:O
of:O
that:O
year:O
.:O