With no explanation, label each line with "building-other", "O", "location-other", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
The
historical
context
of
creating
a
grotto
in
the
Vatican
Gardens
is
that
on
8
December
1854
the
dogma
of
the
Immaculate
Conception
was
proclaimed
by
Pope
Pius
IX
at
a
column
of
the
Piazza
di
Spagna
adorned
with
a
statue
of
the
Madonna
or
Virgin
Mary
.
The:O
historical:O
context:O
of:O
creating:O
a:O
grotto:O
in:O
the:O
Vatican:building-other
Gardens:building-other
is:O
that:O
on:O
8:O
December:O
1854:O
the:O
dogma:O
of:O
the:O
Immaculate:O
Conception:O
was:O
proclaimed:O
by:O
Pope:person-other
Pius:person-other
IX:person-other
at:O
a:O
column:O
of:O
the:O
Piazza:location-other
di:location-other
Spagna:location-other
adorned:O
with:O
a:O
statue:O
of:O
the:O
Madonna:person-other
or:O
Virgin:person-other
Mary:person-other
.:O