With no explanation, label each line with "building-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Subdivision
of
these
estates
began
in
the
1870s
,
and
the
building
of
the
Woodland
Street
Bridge
in
1886
and
the
introduction
of
electric
streetcars
spurred
suburban
development
.
Subdivision:O
of:O
these:O
estates:O
began:O
in:O
the:O
1870s:O
,:O
and:O
the:O
building:O
of:O
the:O
Woodland:building-other
Street:building-other
Bridge:building-other
in:O
1886:O
and:O
the:O
introduction:O
of:O
electric:O
streetcars:O
spurred:O
suburban:O
development:O
.:O