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 ":".
In
this
period
,
party
membership
drastically
declined
and
most
of
its
leaders
emigrated
from
Russia
.
In:O
this:O
period:O
,:O
party:O
membership:O
drastically:O
declined:O
and:O
most:O
of:O
its:O
leaders:O
emigrated:O
from:O
Russia:location-GPE
.:O