With no explanation, label each line with "building-library", "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Originally
opened
in
Widener
Library
in
1916
,
and
moved
to
Lamont
upon
the
latter
's
opening
in
1949
,
it
was
the
first
American
college
reading
room
dedicated
to
extracurricular
reading
.
Originally:O
opened:O
in:O
Widener:building-library
Library:building-library
in:O
1916:O
,:O
and:O
moved:O
to:O
Lamont:location-GPE
upon:O
the:O
latter:O
's:O
opening:O
in:O
1949:O
,:O
it:O
was:O
the:O
first:O
American:location-GPE
college:O
reading:O
room:O
dedicated:O
to:O
extracurricular:O
reading:O
.:O