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 ":".
In
2012
,
K9s4COPs
established
their
quarterly
K9
Roll
Call
to
announce
the
K9s
they
would
be
granting
to
varying
agencies
across
the
nation
.
In:O
2012:O
,:O
K9s4COPs:O
established:O
their:O
quarterly:O
K9:O
Roll:O
Call:O
to:O
announce:O
the:O
K9s:O
they:O
would:O
be:O
granting:O
to:O
varying:O
agencies:O
across:O
the:O
nation:O
.:O