With no explanation, label each line with "location-GPE", "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
During
his
episcopate
he
became
one
of
the
royal
councillors
appointed
by
Henry
III
of
England
in
1255
for
the
minority
of
King
Alexander
III
of
Scotland
.
During:O
his:O
episcopate:O
he:O
became:O
one:O
of:O
the:O
royal:O
councillors:O
appointed:O
by:O
Henry:person-politician
III:person-politician
of:O
England:location-GPE
in:O
1255:O
for:O
the:O
minority:O
of:O
King:O
Alexander:person-politician
III:person-politician
of:O
Scotland:location-GPE
.:O