With no explanation, label each line with "O", "product-food", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
effect
of
this
was
an
explosion
of
Sambuca
Romana
.
The:O
effect:O
of:O
this:O
was:O
an:O
explosion:O
of:O
Sambuca:product-food
Romana:product-food
.:O