With no explanation, label each line with "location-GPE", "O", "building-theater", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
opera
made
its
premiere
in
Italy
at
the
Teatro
Pagliano
(
Teatro
Verdi
(
Florence
)
)
on
26
March
1892
.
The:O
opera:O
made:O
its:O
premiere:O
in:O
Italy:location-GPE
at:O
the:O
Teatro:building-theater
Pagliano:building-theater
(:O
Teatro:building-theater
Verdi:building-theater
(:O
Florence:location-GPE
):O
):O
on:O
26:O
March:O
1892:O
.:O