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 ":".
The
study
of
the
tumor
metabolism
,
also
known
as
tumor
metabolome
describes
the
different
characteristic
metabolic
changes
in
tumor
cells
.
The:O
study:O
of:O
the:O
tumor:O
metabolism:O
,:O
also:O
known:O
as:O
tumor:O
metabolome:O
describes:O
the:O
different:O
characteristic:O
metabolic:O
changes:O
in:O
tumor:O
cells:O
.:O