Complex sentence: Publius Sulpicius Quirinius (Greek Κυρήνιος- "Kyrenios" or "Cyrenius",, "c." 51 BC-AD 21) was a Roman aristocrat: his governorship of Syria is one of the chronological anchors for the birth of Jesus.
Split into simpler sentences: Publius Sulpicius Quirinius (Greek Κυρήνιος- "Kyrenios" or "Cyrenius", c.51 BC-AD 21) was a Roman aristocrat. His governorship of Syria is one of the chronological anchors for the birth of Jesus.