With no explanation, label each line with "location-GPE", "O", "location-road/railway/highway/transit", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
A
special
branch
line
of
the
Coleford
,
Monmouth
,
Usk
and
Pontypool
Railway
served
the
gas
works
at
Wyesham
.
A:O
special:O
branch:O
line:O
of:O
the:O
Coleford:location-road/railway/highway/transit
,:O
Monmouth:location-road/railway/highway/transit
,:O
Usk:location-road/railway/highway/transit
and:O
Pontypool:location-road/railway/highway/transit
Railway:location-road/railway/highway/transit
served:O
the:O
gas:O
works:O
at:O
Wyesham:location-GPE
.:O