With no explanation, label each line with "location-GPE", "O", "location-island", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Istria
was
annexed
to
the
Frankish
kingdom
by
Pepin
of
Italy
in
788
.
Istria:location-island
was:O
annexed:O
to:O
the:O
Frankish:location-GPE
kingdom:O
by:O
Pepin:person-politician
of:O
Italy:location-GPE
in:O
788:O
.:O