With no explanation, label each line with "location-GPE", "O", "other-law", "event-attack/battle/war/militaryconflict", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Russian
Armenia
is
the
period
of
Armenian
history
under
Russian
rule
from
1828
,
when
Eastern
Armenia
became
part
of
the
Russian
Empire
following
Qajar
Iran
's
loss
in
the
Russo-Persian
War
(
1826–1828
)
and
the
subsequent
ceding
of
its
territories
that
included
Eastern
Armenia
per
the
out
coming
Treaty
of
Turkmenchay
of
1828
.
Russian:location-GPE
Armenia:location-GPE
is:O
the:O
period:O
of:O
Armenian:location-GPE
history:O
under:O
Russian:location-GPE
rule:O
from:O
1828:O
,:O
when:O
Eastern:O
Armenia:location-GPE
became:O
part:O
of:O
the:O
Russian:location-GPE
Empire:O
following:O
Qajar:location-GPE
Iran:location-GPE
's:O
loss:O
in:O
the:O
Russo-Persian:event-attack/battle/war/militaryconflict
War:event-attack/battle/war/militaryconflict
(:O
1826–1828:O
):O
and:O
the:O
subsequent:O
ceding:O
of:O
its:O
territories:O
that:O
included:O
Eastern:O
Armenia:location-GPE
per:O
the:O
out:O
coming:O
Treaty:other-law
of:other-law
Turkmenchay:other-law
of:O
1828:O
.:O