With no explanation, label each line with "location-GPE", "O", "building-theater", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
It
was
produced
by
George
Edwardes
at
the
Gaiety
Theatre
,
London
,
opening
on
21
May
1898
and
ran
for
a
very
successful
593
performances
.
It:O
was:O
produced:O
by:O
George:person-artist/author
Edwardes:person-artist/author
at:O
the:O
Gaiety:building-theater
Theatre:building-theater
,:O
London:location-GPE
,:O
opening:O
on:O
21:O
May:O
1898:O
and:O
ran:O
for:O
a:O
very:O
successful:O
593:O
performances:O
.:O