Sentence:  The potters of the Aegean islands thus stood apart from those of the mainland , and in Greece itself Argive , Corinthian , Attic , Boeotian , and other Geometric sequences have each their <WSD>own</WSD> hallmarks . 
Meaning of the word marked with <WSD> tags:  belonging to or on behalf of a specified person (especially yourself); preceded by a possessive