PERSON@1 -LRB- born NUMBER@1 August NUMBER@2 , PERSON@2 -RRB- is an MISC@1 historian who specialises in the history of ancient Caucasian LOCATION@1 .

PERSON@3 -LRB- born NUMBER@1 August NUMBER@2 , PERSON@4 -RRB- is an MISC@1 historian who specialises in the history of ancient Caucasian LOCATION@1 .
