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 ":".
A
temporary
Lashup
(
L-45
)
station
was
operational
at
Kirtland
AFB
by
late
1949
.
A:O
temporary:O
Lashup:location-GPE
(:O
L-45:O
):O
station:O
was:O
operational:O
at:O
Kirtland:organization-other
AFB:organization-other
by:O
late:O
1949:O
.:O