With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
Scott
catalogue
has
also
renumbered
the
8¢
John
J.
Pershing
stamp
of
the
Liberty
Issue
to
be
part
of
this
series
.
The:O
Scott:person-other
catalogue:O
has:O
also:O
renumbered:O
the:O
8¢:O
John:person-other
J.:person-other
Pershing:person-other
stamp:O
of:O
the:O
Liberty:O
Issue:O
to:O
be:O
part:O
of:O
this:O
series:O
.:O