With no explanation, label each line with "art-writtenart", "O", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "building-airport" or "building-hospital" preceded by ":".
Six
copies
of
the
1843
first
edition
of
``
Sketch
of
the
Analytical
Engine
``
with
Ada
Lovelace
's
``
Notes
``
have
been
located
.
Six:O
copies:O
of:O
the:O
1843:O
first:O
edition:O
of:O
``:O
Sketch:art-writtenart
of:art-writtenart
the:art-writtenart
Analytical:art-writtenart
Engine:art-writtenart
``:O
with:O
Ada:person-artist/author
Lovelace:person-artist/author
's:O
``:O
Notes:art-writtenart
``:O
have:O
been:O
located:O
.:O