With no explanation, label each line with "location-GPE", "O", "building-hotel", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
They
became
engaged
in
November
and
,
after
two
years
of
engagement
,
married
on
December
31
,
2013
at
the
Banff
Springs
Hotel
in
Banff
,
Alberta
.
They:O
became:O
engaged:O
in:O
November:O
and:O
,:O
after:O
two:O
years:O
of:O
engagement:O
,:O
married:O
on:O
December:O
31:O
,:O
2013:O
at:O
the:O
Banff:building-hotel
Springs:building-hotel
Hotel:building-hotel
in:O
Banff:location-GPE
,:O
Alberta:location-GPE
.:O