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 ":".
His
early
death
at
the
Battle
of
Nancy
at
the
hands
of
Swiss
mercenaries
fighting
for
René
II
,
Duke
of
Lorraine
was
of
great
consequence
in
European
history
.
His:O
early:O
death:O
at:O
the:O
Battle:event-attack/battle/war/militaryconflict
of:event-attack/battle/war/militaryconflict
Nancy:event-attack/battle/war/militaryconflict
at:O
the:O
hands:O
of:O
Swiss:location-GPE
mercenaries:O
fighting:O
for:O
René:person-politician
II:person-politician
,:O
Duke:person-politician
of:person-politician
Lorraine:person-politician
was:O
of:O
great:O
consequence:O
in:O
European:location-GPE
history:O
.:O