With no explanation, label each line with "location-GPE", "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
1597
,
he
began
his
service
for
the
cardinal
Ascanio
Colonna
whom
he
followed
to
Spain
.
In:O
1597:O
,:O
he:O
began:O
his:O
service:O
for:O
the:O
cardinal:O
Ascanio:person-other
Colonna:person-other
whom:O
he:O
followed:O
to:O
Spain:location-GPE
.:O