With no explanation, label each line with "location-GPE", "O", "organization-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
Union
of
Evangelical
Congregational
Churches
in
Bulgaria
is
a
Reformed
Congregational
denomination
in
Bulgaria
.
The:O
Union:organization-other
of:organization-other
Evangelical:organization-other
Congregational:organization-other
Churches:organization-other
in:O
Bulgaria:location-GPE
is:O
a:O
Reformed:O
Congregational:O
denomination:O
in:O
Bulgaria:location-GPE
.:O