With no explanation, label each line with "O", "location-island", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Genoese
were
more
active
in
Anatolian
Peninsula
while
Venetians
were
powerful
in
Aegean
islands
.
Genoese:O
were:O
more:O
active:O
in:O
Anatolian:location-island
Peninsula:location-island
while:O
Venetians:O
were:O
powerful:O
in:O
Aegean:location-island
islands:location-island
.:O