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 ":".
He
searched
for
a
polymer
matrix
to
mirror
a
diamond
structure
and
discovered
a
resole
resin
that
would
,
with
special
preparation
,
set
without
a
catalyst
.
He:O
searched:O
for:O
a:O
polymer:O
matrix:O
to:O
mirror:O
a:O
diamond:O
structure:O
and:O
discovered:O
a:O
resole:O
resin:O
that:O
would:O
,:O
with:O
special:O
preparation:O
,:O
set:O
without:O
a:O
catalyst:O
.:O