"Mark Singleton" . _:B5bcebe493e8fc13f16956f2828ed971e . . "Mark" . "1976"^^ . "Singleton, Mark (1976-)" . "Singleton" . . . . _:B5bcebe493e8fc13f16956f2828ed971e . _:B5bcebe493e8fc13f16956f2828ed971e . _:B5bcebe493e8fc13f16956f2828ed971e "2023-05-21"^^ . _:B5bcebe493e8fc13f16956f2828ed971e . _:B5bcebe493e8fc13f16956f2828ed971e . _:B5bcebe493e8fc13f16956f2828ed971e "268903662" . _:B5bcebe493e8fc13f16956f2828ed971e . _:B5bcebe493e8fc13f16956f2828ed971e . _:B5bcebe493e8fc13f16956f2828ed971e .