With no explanation, label each line with "location-GPE", "person-soldier", "O", "event-attack/battle/war/militaryconflict", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
The
Austrians
under
Archduke
Charles
were
able
to
repulse
them
at
the
Battle
of
Aspern
on
21-22
May
;
however
,
Napoleon
withdrew
his
forces
and
crushed
Charles
'
army
at
Wagram
a
few
weeks
later
.
The:O
Austrians:O
under:O
Archduke:person-soldier
Charles:person-soldier
were:O
able:O
to:O
repulse:O
them:O
at:O
the:O
Battle:event-attack/battle/war/militaryconflict
of:event-attack/battle/war/militaryconflict
Aspern:event-attack/battle/war/militaryconflict
on:O
21-22:O
May:O
;:O
however:O
,:O
Napoleon:person-soldier
withdrew:O
his:O
forces:O
and:O
crushed:O
Charles:person-soldier
':O
army:O
at:O
Wagram:location-GPE
a:O
few:O
weeks:O
later:O
.:O