With no explanation, label each line with "location-GPE", "O", "person-director", "person-actor", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
The
abduction
of
Shin
Sang-ok
and
Choi
Eun-hee
occurred
in
North
Korea
between
1978
and
1986
.
The:O
abduction:O
of:O
Shin:person-director
Sang-ok:person-director
and:O
Choi:person-actor
Eun-hee:person-actor
occurred:O
in:O
North:location-GPE
Korea:location-GPE
between:O
1978:O
and:O
1986:O
.:O