With no explanation, label each line with "building-library", "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
It
currently
resides
in
the
Vatican
Library
(
Ms
.
Vat
.
It:O
currently:O
resides:O
in:O
the:O
Vatican:building-library
Library:building-library
(:O
Ms:O
.:O
Vat:person-other
.:O