With no explanation, label each line with "O", "organization-company", "event-other", "other-livingthing", "location-GPE", "product-software", "event-sportsevent", "art-broadcastprogram", "art-film" or "art-music" preceded by ":".
Platypuses
have
been
used
several
times
as
mascots
:
Syd
the
platypus
was
one
of
the
three
mascots
chosen
for
the
Sydney
2000
Olympics
along
with
an
echidna
and
a
kookaburra
,
Expo
Oz
the
platypus
was
the
mascot
for
World
Expo
88
,
which
was
held
in
Brisbane
in
1988
,
and
Hexley
the
platypus
is
the
mascot
for
the
Darwin
operating
system
,
the
BSD-based
core
of
macOS
and
other
operating
systems
from
Apple
Inc
.
Platypuses:other-livingthing
have:O
been:O
used:O
several:O
times:O
as:O
mascots:O
::O
Syd:O
the:O
platypus:O
was:O
one:O
of:O
the:O
three:O
mascots:O
chosen:O
for:O
the:O
Sydney:event-sportsevent
2000:event-sportsevent
Olympics:event-sportsevent
along:O
with:O
an:O
echidna:other-livingthing
and:O
a:O
kookaburra:other-livingthing
,:O
Expo:O
Oz:O
the:O
platypus:other-livingthing
was:O
the:O
mascot:O
for:O
World:event-other
Expo:event-other
88:O
,:O
which:O
was:O
held:O
in:O
Brisbane:location-GPE
in:O
1988:O
,:O
and:O
Hexley:O
the:O
platypus:other-livingthing
is:O
the:O
mascot:O
for:O
the:O
Darwin:product-software
operating:product-software
system:product-software
,:O
the:O
BSD-based:O
core:O
of:O
macOS:product-software
and:O
other:O
operating:O
systems:O
from:O
Apple:organization-company
Inc:organization-company
.:O