With no explanation, label each line with "O", "art-painting", "location-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
She
also
played
a
key
role
in
saving
the
murals
of
Coit
Tower
and
the
restoration
of
the
murals
at
Golden
Gate
Park
's
Beach
Chalet
.
She:O
also:O
played:O
a:O
key:O
role:O
in:O
saving:O
the:O
murals:O
of:O
Coit:art-painting
Tower:art-painting
and:O
the:O
restoration:O
of:O
the:O
murals:O
at:O
Golden:location-other
Gate:location-other
Park:location-other
's:location-other
Beach:location-other
Chalet:location-other
.:O