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
received
widespread
complaints
from
Thai
villagers
and
was
the
focus
of
the
Assembly
of
the
Poor
's
99-day
,
20,000-person
protest
in
Bangkok
in
1997
.
It:O
received:O
widespread:O
complaints:O
from:O
Thai:O
villagers:O
and:O
was:O
the:O
focus:O
of:O
the:O
Assembly:O
of:O
the:O
Poor:O
's:O
99-day:O
,:O
20,000-person:O
protest:O
in:O
Bangkok:O
in:O
1997:O
.:O