With no explanation, label each line with "person-athlete", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Copley
was
fielding
at
deep
mid
on
which
is
well
short
of
the
boundary
.
Copley:person-athlete
was:O
fielding:O
at:O
deep:O
mid:O
on:O
which:O
is:O
well:O
short:O
of:O
the:O
boundary:O
.:O