entity_id,period_id,confidence,rationale,source_id,review_status ENT_STJ_HILLEL,PER_ISR_SECOND_TEMPLE,high,"Foundational Tannaitic sage (late 1st c. BCE-early 1st c. CE), head of the lenient House of Hillel and formulator of the seven middot of interpretation; attested in the Mishnah and Schäfer.",SRC_SCHAFER_JEWS_GRECO_ROMAN,reviewed