With no explanation, label each line with "event-attack/battle/war/militaryconflict", "O", "organization-government/governmentagency", "product-ship", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
SM
``
UB-127
''
was
a
German
Type
UB
III
submarine
or
U-boat
in
the
German
Imperial
Navy
(
)
during
World
War
I
.
SM:product-ship
``:product-ship
UB-127:product-ship
'':product-ship
was:O
a:O
German:product-ship
Type:product-ship
UB:product-ship
III:product-ship
submarine:product-ship
or:O
U-boat:O
in:O
the:O
German:organization-government/governmentagency
Imperial:organization-government/governmentagency
Navy:organization-government/governmentagency
(:O
):O
during:O
World:event-attack/battle/war/militaryconflict
War:event-attack/battle/war/militaryconflict
I:event-attack/battle/war/militaryconflict
.:O