With no explanation, label each line with "product-other", "O", "product-weapon", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Wudang
Sword
is
an
umbrella
term
for
all
sword
styles
taught
in
the
Wudang
chuan
family
of
martial
arts
.
Wudang:product-weapon
Sword:product-weapon
is:O
an:O
umbrella:O
term:O
for:O
all:O
sword:O
styles:O
taught:O
in:O
the:O
Wudang:product-other
chuan:product-other
family:O
of:O
martial:O
arts:O
.:O