With no explanation, label each line with "O", "product-software", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
1994
DEC
sold
most
of
its
PDP-11
software
business
to
Mentec
.
In:O
1994:O
DEC:organization-company
sold:O
most:O
of:O
its:O
PDP-11:product-software
software:O
business:O
to:O
Mentec:organization-company
.:O