With no explanation, label each line with "O", "product-train", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Cross
Country
–
Intercity
125s
but
with
only
one
first-class
carriage
,
and
standard-class
seats
in
the
buffet
car
replaced
the
restaurant
.
Cross:product-train
Country:product-train
–:product-train
Intercity:product-train
125s:product-train
but:O
with:O
only:O
one:O
first-class:O
carriage:O
,:O
and:O
standard-class:O
seats:O
in:O
the:O
buffet:O
car:O
replaced:O
the:O
restaurant:O
.:O