With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
opening
ceremony
of
the
stable
was
attended
by
one
hundred
people
including
Kotoōshū
's
former
stablemate
Kotoshōgiku
.
The:O
opening:O
ceremony:O
of:O
the:O
stable:O
was:O
attended:O
by:O
one:O
hundred:O
people:O
including:O
Kotoōshū:person-other
's:O
former:O
stablemate:O
Kotoshōgiku:person-other
.:O