With no explanation, label each line with "location-GPE", "organization-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
OPG
will
proceed
with
a
detailed
planning
phase
for
the
mid-life
refurbishment
of
the
Darlington
Nuclear
Generating
Station
east
of
Toronto
,
with
construction
expected
to
start
in
2016
.
OPG:organization-other
will:O
proceed:O
with:O
a:O
detailed:O
planning:O
phase:O
for:O
the:O
mid-life:O
refurbishment:O
of:O
the:O
Darlington:location-GPE
Nuclear:O
Generating:O
Station:O
east:O
of:O
Toronto:location-GPE
,:O
with:O
construction:O
expected:O
to:O
start:O
in:O
2016:O
.:O