With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
An
analog
synthesizer
is
made
up
of
sound-generating
circuitry
and
modulators
.
An:O
analog:O
synthesizer:O
is:O
made:O
up:O
of:O
sound-generating:O
circuitry:O
and:O
modulators:O
.:O