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 ":".
This
group
established
the
``
classical
''
configuration
of
the
son
sextet
composed
of
guitar
,
tres
,
bongos
,
claves
,
maracas
and
double
bass
.
This:O
group:O
established:O
the:O
``:O
classical:O
'':O
configuration:O
of:O
the:O
son:O
sextet:O
composed:O
of:O
guitar:O
,:O
tres:O
,:O
bongos:O
,:O
claves:O
,:O
maracas:O
and:O
double:O
bass:O
.:O