With no explanation, label each line with "location-GPE", "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
It
therefore
proved
somewhat
damaging
that
Sigismund
of
Luxemburg
(
king
1410
,
emperor
1433–1437
)
and
Frederick
III
of
Habsburg
(
king
1440
,
emperor
1452–1493
)
neglected
the
old
core
lands
of
the
empire
and
mostly
resided
in
their
own
lands
.
It:O
therefore:O
proved:O
somewhat:O
damaging:O
that:O
Sigismund:person-politician
of:O
Luxemburg:location-GPE
(:O
king:O
1410:O
,:O
emperor:O
1433–1437:O
):O
and:O
Frederick:person-politician
III:person-politician
of:O
Habsburg:location-GPE
(:O
king:O
1440:O
,:O
emperor:O
1452–1493:O
):O
neglected:O
the:O
old:O
core:O
lands:O
of:O
the:O
empire:O
and:O
mostly:O
resided:O
in:O
their:O
own:O
lands:O
.:O