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
race
was
won
by
Fabian
Cancellara
ahead
of
Tom
Boonen
and
Philippe
Gilbert
.
The:O
race:O
was:O
won:O
by:O
Fabian:person-athlete
Cancellara:person-athlete
ahead:O
of:O
Tom:person-athlete
Boonen:person-athlete
and:O
Philippe:person-athlete
Gilbert:person-athlete
.:O