With no explanation, label each line with "O", "building-airport", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-hospital" or "building-hotel" preceded by ":".
These
include
Vancouver
International
Water
Airport
and
Vancouver
International
Airport
.
These:O
include:O
Vancouver:building-airport
International:building-airport
Water:building-airport
Airport:building-airport
and:O
Vancouver:building-airport
International:building-airport
Airport:building-airport
.:O