With no explanation, label each line with "building-other", "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
1999
Schiphol
Real
Estate
(
SRE
)
contracted
out
a
parcel
of
land
to
begin
construction
of
the
Convair
Building
.
In:O
1999:O
Schiphol:organization-company
Real:organization-company
Estate:organization-company
(:O
SRE:organization-company
):O
contracted:O
out:O
a:O
parcel:O
of:O
land:O
to:O
begin:O
construction:O
of:O
the:O
Convair:building-other
Building:building-other
.:O