With no explanation, label each line with "O", "product-weapon", "organization-company", "event-attack/battle/war/militaryconflict", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Between
1912
and
the
beginning
of
World
War
II
,
John
Rigby
&
amp
;
Co
.
produced
169
.
416
Rigby
rifles
and
180
between
1939
and
1984
.
Between:O
1912:O
and:O
the:O
beginning:O
of:O
World:event-attack/battle/war/militaryconflict
War:event-attack/battle/war/militaryconflict
II:event-attack/battle/war/militaryconflict
,:O
John:organization-company
Rigby:organization-company
&:organization-company
amp:organization-company
;:organization-company
Co:organization-company
.:organization-company
produced:O
169:O
.:O
416:product-weapon
Rigby:product-weapon
rifles:O
and:O
180:O
between:O
1939:O
and:O
1984:O
.:O