With no explanation, label each line with "O", "location-road/railway/highway/transit", "building-theater", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Angry
mobs
of
whites
spilled
onto
Woodward
Avenue
near
the
R
oxy
Theater
around
4
a.m.
,
beating
blacks
as
they
were
getting
off
street
cars
on
their
way
to
work
.
Angry:O
mobs:O
of:O
whites:O
spilled:O
onto:O
Woodward:location-road/railway/highway/transit
Avenue:location-road/railway/highway/transit
near:O
the:O
R:O
oxy:building-theater
Theater:building-theater
around:O
4:O
a.m.:O
,:O
beating:O
blacks:O
as:O
they:O
were:O
getting:O
off:O
street:O
cars:O
on:O
their:O
way:O
to:O
work:O
.:O