With no explanation, label each line with "O", "organization-government/governmentagency", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
He
was
colonel
of
his
Gloucestershire
Regiment
1978–1984
.
He:O
was:O
colonel:O
of:O
his:O
Gloucestershire:organization-government/governmentagency
Regiment:organization-government/governmentagency
1978–1984:O
.:O