With no explanation, label each line with "O", "product-software", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Pictor
Paint
saved
its
files
in
a
compressed
format
with
the
file
extension
PIC
,
which
was
the
same
format
used
by
PCPaint
.
Pictor:product-software
Paint:product-software
saved:O
its:O
files:O
in:O
a:O
compressed:O
format:O
with:O
the:O
file:O
extension:O
PIC:O
,:O
which:O
was:O
the:O
same:O
format:O
used:O
by:O
PCPaint:product-software
.:O