Complex sentence: During the midst and late Naqada III period (3.200-3.030 BC.) kings started to write their name inside their serekhs, best known early examples are the names of Scorpion II and Ka.
Split into simpler sentences: During the midst and late Naqada III period (3200-3030 BC.), kings started to write their name inside their serekhs. Best known early examples are the names of Scorpion II and Ka.