With no explanation, label each line with "location-GPE", "O", "person-athlete", "event-sportsevent", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
She
beat
Ľudmila
Cervanová
in
the
first
round
of
the
Pacific
Life
Open
in
Indian
Wells
before
losing
to
Maria
Sharapova
.
She:O
beat:O
Ľudmila:person-athlete
Cervanová:person-athlete
in:O
the:O
first:O
round:O
of:O
the:O
Pacific:event-sportsevent
Life:event-sportsevent
Open:event-sportsevent
in:O
Indian:location-GPE
Wells:location-GPE
before:O
losing:O
to:O
Maria:person-athlete
Sharapova:person-athlete
.:O