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 ":".
The
geometry
of
special
relativity
has
been
developed
starting
with
nine
axioms
and
eleven
propositions
of
absolute
geometry
.
The:O
geometry:O
of:O
special:O
relativity:O
has:O
been:O
developed:O
starting:O
with:O
nine:O
axioms:O
and:O
eleven:O
propositions:O
of:O
absolute:O
geometry:O
.:O