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 ":".
It
was
first
performed
at
the
Croatian
National
Theatre
in
Zagreb
(
then
the
``
Croatian
State
Theatre
in
Zagreb
``
)
on
June
13
,
1942
.
It:O
was:O
first:O
performed:O
at:O
the:O
Croatian:building-theater
National:building-theater
Theatre:building-theater
in:O
Zagreb:location-GPE
(:O
then:O
the:O
``:O
Croatian:building-theater
State:building-theater
Theatre:building-theater
in:building-theater
Zagreb:building-theater
``:O
):O
on:O
June:O
13:O
,:O
1942:O
.:O