With no explanation, label each line with "O", "organization-politicalparty", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
It
was
founded
on
September
27
,
1997
by
members
of
The
Radical
Cause
party
led
by
Pablo
Medina
,
Aristóbulo
Istúriz
and
Alí
Rodríguez
Araque
.
It:O
was:O
founded:O
on:O
September:O
27:O
,:O
1997:O
by:O
members:O
of:O
The:O
Radical:organization-politicalparty
Cause:organization-politicalparty
party:organization-politicalparty
led:O
by:O
Pablo:person-politician
Medina:person-politician
,:O
Aristóbulo:person-politician
Istúriz:person-politician
and:O
Alí:person-politician
Rodríguez:person-politician
Araque:person-politician
.:O