With no explanation, label each line with "O", "location-mountain", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
incident
was
blamed
on
signalman
A.
H.
Toop
of
the
Lawrence
Hill
signal
box
,
with
contributing
factors
including
lax
working
standards
and
the
driver
of
the
goods
train
,
W.
G.
Atkins
,
failing
to
pull
up
to
the
signal
box
as
required
.
The:O
incident:O
was:O
blamed:O
on:O
signalman:O
A.:person-other
H.:person-other
Toop:person-other
of:O
the:O
Lawrence:location-mountain
Hill:location-mountain
signal:O
box:O
,:O
with:O
contributing:O
factors:O
including:O
lax:O
working:O
standards:O
and:O
the:O
driver:O
of:O
the:O
goods:O
train:O
,:O
W.:person-other
G.:person-other
Atkins:person-other
,:O
failing:O
to:O
pull:O
up:O
to:O
the:O
signal:O
box:O
as:O
required:O
.:O