With no explanation, label each line with "person-politician", "location-GPE", "O", "event-attack/battle/war/militaryconflict", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
On
October
31
,
the
successful
Aster
Revolution
in
Budapest
brought
the
left
liberal
,
pro-Entente
count
Mihály
Károlyi
to
power
as
prime
minister
of
Hungary
.
On:O
October:O
31:O
,:O
the:O
successful:O
Aster:event-attack/battle/war/militaryconflict
Revolution:event-attack/battle/war/militaryconflict
in:O
Budapest:location-GPE
brought:O
the:O
left:O
liberal:O
,:O
pro-Entente:O
count:O
Mihály:person-politician
Károlyi:person-politician
to:O
power:O
as:O
prime:O
minister:O
of:O
Hungary:location-GPE
.:O