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 ":".
Shortly
after
their
coalition
had
ousted
Dong
Zhuo
from
the
capital
Luoyang
,
Yuan
Shu
and
Yuan
Shao
,
two
feudal
lords
vying
for
power
,
had
formed
alliances
against
one
another
,
with
Gongsun
Zan
supporting
Yuan
Shu
while
Liu
Biao
supported
Yuan
Shao
.
Shortly:O
after:O
their:O
coalition:O
had:O
ousted:O
Dong:person-politician
Zhuo:person-politician
from:O
the:O
capital:O
Luoyang:location-GPE
,:O
Yuan:person-politician
Shu:person-politician
and:O
Yuan:person-politician
Shao:person-politician
,:O
two:O
feudal:O
lords:O
vying:O
for:O
power:O
,:O
had:O
formed:O
alliances:O
against:O
one:O
another:O
,:O
with:O
Gongsun:person-politician
Zan:person-politician
supporting:O
Yuan:person-politician
Shu:person-politician
while:O
Liu:person-politician
Biao:person-politician
supported:O
Yuan:person-politician
Shao:person-politician
.:O