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 ":".
It
began
offering
the
International
Baccalaureate
program
in
1998
.
It:O
began:O
offering:O
the:O
International:O
Baccalaureate:O
program:O
in:O
1998:O
.:O