With no explanation, label each line with "O", "location-road/railway/highway/transit", "location-other", "location-GPE", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other" or "art-painting" preceded by ":".
He
walked
via
Kununurra
and
Halls
Creek
,
arriving
at
the
Eyre
Bird
Observatory
on
the
southern
coast
of
South
Australia
on
22
September
1988
where
he
encountered
Ffyona
Campbell
on
her
walk
across
Australia
.
He:O
walked:O
via:O
Kununurra:location-GPE
and:O
Halls:location-road/railway/highway/transit
Creek:location-road/railway/highway/transit
,:O
arriving:O
at:O
the:O
Eyre:location-other
Bird:location-other
Observatory:location-other
on:O
the:O
southern:O
coast:O
of:O
South:location-GPE
Australia:location-GPE
on:O
22:O
September:O
1988:O
where:O
he:O
encountered:O
Ffyona:person-other
Campbell:person-other
on:O
her:O
walk:O
across:O
Australia:location-GPE
.:O