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 ":".
Its
main
base
was
Reims
Airport
(
RHE
)
,
with
hubs
at
Le
Havre
Octeville
Airport
and
Paris
-
Le
Bourget
Airport
Its:O
main:O
base:O
was:O
Reims:building-airport
Airport:building-airport
(:O
RHE:building-airport
):O
,:O
with:O
hubs:O
at:O
Le:building-airport
Havre:building-airport
Octeville:building-airport
Airport:building-airport
and:O
Paris:location-GPE
-:O
Le:O
Bourget:O
Airport:O