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 ":".
The
vessel
operates
between
Gothenburg
and
Frederikshavn
.
The:O
vessel:O
operates:O
between:O
Gothenburg:location-GPE
and:O
Frederikshavn:location-GPE
.:O