With no explanation, label each line with "organization-other", "O", "event-attack/battle/war/militaryconflict", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
During
the
opening
phase
of
the
Second
World
War
,
the
Invasion
of
Poland
,
he
was
commandant
of
the
``
Operational
Group
Silesia
``
,
which
was
part
of
the
Kraków
Army
.
During:O
the:O
opening:O
phase:O
of:O
the:event-attack/battle/war/militaryconflict
Second:event-attack/battle/war/militaryconflict
World:event-attack/battle/war/militaryconflict
War:event-attack/battle/war/militaryconflict
,:O
the:event-attack/battle/war/militaryconflict
Invasion:event-attack/battle/war/militaryconflict
of:event-attack/battle/war/militaryconflict
Poland:event-attack/battle/war/militaryconflict
,:O
he:O
was:O
commandant:O
of:O
the:O
``:O
Operational:organization-other
Group:organization-other
Silesia:organization-other
``:O
,:O
which:O
was:O
part:O
of:O
the:O
Kraków:organization-other
Army:organization-other
.:O