With no explanation, label each line with "O", "person-athlete", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
2005
Giro
d'Italia
saw
the
race
lead
change
hands
multiple
times
within
the
first
week
of
racing
.
The:O
2005:O
Giro:person-athlete
d'Italia:person-athlete
saw:O
the:O
race:O
lead:O
change:O
hands:O
multiple:O
times:O
within:O
the:O
first:O
week:O
of:O
racing:O
.:O