With no explanation, label each line with "location-GPE", "person-soldier", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Following
that
,
he
rendezvoused
with
Cao
Cao
's
main
force
in
Anding
Commandery
(
安定郡
;
covering
parts
of
present-day
Ningxia
and
Gansu
)
,
where
they
forced
Yang
Qiu
,
an
ally
of
Han
Sui
and
Ma
Chao
,
to
surrender
.
Following:O
that:O
,:O
he:O
rendezvoused:O
with:O
Cao:person-soldier
Cao:person-soldier
's:O
main:O
force:O
in:O
Anding:location-GPE
Commandery:location-GPE
(:O
安定郡:location-GPE
;:O
covering:O
parts:O
of:O
present-day:O
Ningxia:location-GPE
and:O
Gansu:location-GPE
):O
,:O
where:O
they:O
forced:O
Yang:person-soldier
Qiu:person-soldier
,:O
an:O
ally:O
of:O
Han:person-soldier
Sui:person-soldier
and:O
Ma:person-soldier
Chao:person-soldier
,:O
to:O
surrender:O
.:O