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 ":".
Ciudad
Constitución
Airport
is
a
small
airfield
located
6
km
east
of
the
central
business
district
(
CBD
)
of
Ciudad
Constitución
,
Comondú
Municipality
of
Baja
California
Sur
state
,
Mexico
.
Ciudad:building-airport
Constitución:building-airport
Airport:building-airport
is:O
a:O
small:O
airfield:O
located:O
6:O
km:O
east:O
of:O
the:O
central:O
business:O
district:O
(:O
CBD:O
):O
of:O
Ciudad:location-GPE
Constitución:location-GPE
,:O
Comondú:location-GPE
Municipality:location-GPE
of:O
Baja:location-GPE
California:location-GPE
Sur:location-GPE
state:location-GPE
,:O
Mexico:location-GPE
.:O