With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
The
hymnal
developed
in
the
course
of
the
centuries
.
The:O
hymnal:O
developed:O
in:O
the:O
course:O
of:O
the:O
centuries:O
.:O