With no explanation, label each line with "building-other", "O", "location-mountain", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
Tvergastein
hut
in
the
Hallingskarvet
massif
played
an
important
role
in
Ecosophy
T
,
as
``
T
''
is
said
to
represent
his
mountain
hut
Tvergastein
.
The:O
Tvergastein:building-other
hut:building-other
in:O
the:O
Hallingskarvet:location-mountain
massif:O
played:O
an:O
important:O
role:O
in:O
Ecosophy:location-mountain
T:location-mountain
,:O
as:O
``:O
T:O
'':O
is:O
said:O
to:O
represent:O
his:O
mountain:O
hut:O
Tvergastein:building-other
.:O