With no explanation, label each line with "building-library", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
Bancroft
Library
maintains
the
organization
's
records
and
the
collection
is
available
for
research
purposes
.
The:O
Bancroft:building-library
Library:building-library
maintains:O
the:O
organization:O
's:O
records:O
and:O
the:O
collection:O
is:O
available:O
for:O
research:O
purposes:O
.:O