With no explanation, label each line with "event-attack/battle/war/militaryconflict", "O", "product-weapon", "person-soldier", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Gatling
guns
were
famously
``
not
''
used
at
the
Battle
of
the
Little
Bighorn
,
also
known
as
``
Custer
's
Last
Stand
``
,
when
Gen.
George
Armstrong
Custer
chose
not
to
bring
Gatling
Guns
with
his
main
force
.
Gatling:product-weapon
guns:product-weapon
were:O
famously:O
``:O
not:O
'':O
used:O
at:O
the:O
Battle:event-attack/battle/war/militaryconflict
of:event-attack/battle/war/militaryconflict
the:event-attack/battle/war/militaryconflict
Little:event-attack/battle/war/militaryconflict
Bighorn:event-attack/battle/war/militaryconflict
,:O
also:O
known:O
as:O
``:O
Custer:event-attack/battle/war/militaryconflict
's:event-attack/battle/war/militaryconflict
Last:event-attack/battle/war/militaryconflict
Stand:event-attack/battle/war/militaryconflict
``:O
,:O
when:O
Gen.:person-soldier
George:person-soldier
Armstrong:person-soldier
Custer:person-soldier
chose:O
not:O
to:O
bring:O
Gatling:product-weapon
Guns:product-weapon
with:O
his:O
main:O
force:O
.:O