With no explanation, label each line with "location-GPE", "O", "building-airport", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-hospital" preceded by ":".
Kentucky
's
primary
airports
include
Louisville
International
Airport
(
Standiford
Field
)
,
Cincinnati/Northern
Kentucky
International
Airport
,
and
Blue
Grass
Airport
in
Lexington
.
Kentucky:building-airport
's:building-airport
primary:building-airport
airports:building-airport
include:O
Louisville:building-airport
International:building-airport
Airport:building-airport
(:O
Standiford:location-GPE
Field:O
):O
,:O
Cincinnati/Northern:building-airport
Kentucky:building-airport
International:building-airport
Airport:building-airport
,:O
and:O
Blue:building-airport
Grass:building-airport
Airport:building-airport
in:O
Lexington:location-GPE
.:O