With no explanation, label each line with "O", "organization-education", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
She
attended
the
school
of
music
in
Baku
(
class
of
Stephan
Strasser
)
,
the
piano
department
of
the
Leningrad
Conservatory
(
1933–1937
)
,
and
the
conductors
'
department
of
the
Moscow
Conservatory
(
1939–1947
)
.
She:O
attended:O
the:O
school:organization-education
of:organization-education
music:organization-education
in:organization-education
Baku:organization-education
(:O
class:O
of:O
Stephan:O
Strasser:O
):O
,:O
the:O
piano:O
department:O
of:O
the:O
Leningrad:organization-education
Conservatory:organization-education
(:O
1933–1937:O
):O
,:O
and:O
the:O
conductors:O
':O
department:O
of:O
the:O
Moscow:organization-education
Conservatory:organization-education
(:O
1939–1947:O
):O
.:O