With no explanation, label each line with "O", "location-bodiesofwater", "location-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
About
13,000
BCE
,
the
advance
of
the
Cordilleran
Ice
Sheet
created
an
ice
dam
on
the
Clark
Fork
which
created
Glacial
Lake
Missoula
.
About:O
13,000:O
BCE:O
,:O
the:O
advance:O
of:O
the:O
Cordilleran:location-other
Ice:location-other
Sheet:location-other
created:O
an:O
ice:O
dam:O
on:O
the:O
Clark:location-bodiesofwater
Fork:location-bodiesofwater
which:O
created:O
Glacial:location-bodiesofwater
Lake:location-bodiesofwater
Missoula:location-bodiesofwater
.:O