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 ":".
Since
this
calamity
struck
precisely
the
region
where
sáhkku
had
mainly
been
played
,
it
is
unlikely
that
any
game
sets
older
than
1944
survived
,
except
those
that
were
stored
in
museums
outside
of
the
region
.
Since:O
this:O
calamity:O
struck:O
precisely:O
the:O
region:O
where:O
sáhkku:O
had:O
mainly:O
been:O
played:O
,:O
it:O
is:O
unlikely:O
that:O
any:O
game:O
sets:O
older:O
than:O
1944:O
survived:O
,:O
except:O
those:O
that:O
were:O
stored:O
in:O
museums:O
outside:O
of:O
the:O
region:O
.:O