With no explanation, label each line with "organization-other", "person-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Leiden
University
Library
later
denied
supplying
Roy
with
the
alternative
version
.
Leiden:organization-other
University:organization-other
Library:organization-other
later:O
denied:O
supplying:O
Roy:person-other
with:O
the:O
alternative:O
version:O
.:O