With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
His
service
terminated
on
April
4
,
1960
,
due
to
his
elevation
to
the
Sixth
Circuit
.
His:O
service:O
terminated:O
on:O
April:O
4:O
,:O
1960:O
,:O
due:O
to:O
his:O
elevation:O
to:O
the:O
Sixth:O
Circuit:O
.:O