With no explanation, label each line with "location-GPE", "O", "location-road/railway/highway/transit", "location-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
In
2001
,
work
was
completed
on
the
extension
of
the
A55
North
Wales
Expressway
from
the
Britannia
Bridge
to
Holyhead
,
giving
the
town
a
dual
carriageway
connection
to
North
Wales
and
the
main
British
motorway
network
.
In:O
2001:O
,:O
work:O
was:O
completed:O
on:O
the:O
extension:O
of:O
the:O
A55:location-road/railway/highway/transit
North:location-road/railway/highway/transit
Wales:location-road/railway/highway/transit
Expressway:location-road/railway/highway/transit
from:O
the:O
Britannia:location-other
Bridge:location-other
to:O
Holyhead:location-GPE
,:O
giving:O
the:O
town:O
a:O
dual:O
carriageway:O
connection:O
to:O
North:location-GPE
Wales:location-GPE
and:O
the:O
main:O
British:location-GPE
motorway:O
network:O
.:O