# data[].attributes.headline
what do I know          *reading from sheet music

# data[].attributes.subject
what do I know          *reading from sheet music

# data[].attributes.headline
what don't I know     *reading from sheet music

# data[].attributes.subject
what don't I know     *reading from sheet music

# data[].attributes.headline
4 voices (speaking, singing, whisper, yelling)

# data[].attributes.subject
4 voices (speaking, singing, whisper, yelling)