_:B18a91d4f570440170be2f7f0b285e414 . "David" . "Wengrow" . "David Wengrow" . . . . "Wengrow, David" . . _:B18a91d4f570440170be2f7f0b285e414 . _:B18a91d4f570440170be2f7f0b285e414 . _:B18a91d4f570440170be2f7f0b285e414 "2023-05-23"^^ . _:B18a91d4f570440170be2f7f0b285e414 . _:B18a91d4f570440170be2f7f0b285e414 . _:B18a91d4f570440170be2f7f0b285e414 "327967978" . _:B18a91d4f570440170be2f7f0b285e414 . _:B18a91d4f570440170be2f7f0b285e414 . _:B18a91d4f570440170be2f7f0b285e414 .