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
partnership
enables
public
access
to
the
250,000
maps
and
atlases
in
the
Boston
Public
Library
’
s
collection
.
The:O
partnership:O
enables:O
public:O
access:O
to:O
the:O
250,000:O
maps:O
and:O
atlases:O
in:O
the:O
Boston:building-library
Public:building-library
Library:building-library
’:building-library
s:building-library
collection:building-library
.:O