"Roberts"@en . "John Roberts"@en . "of Llanbrynmair John Roberts" . "of Llanbrynmair, the Elder John ROBERTS" . . "Roberts, John, of Llanbryn-mair" . . "Calvinist minister John Roberts" . "1767-02-25" . "of Llanbryn-mair John Roberts" . "ROBERTS, John, of Llanbrynmair, the Elder" . "1834-07-21" . . "ROBERTS" . "http://www.wikidata.org/entity/Q6581097" . . "John"@en . "Roberts, John, of Llanbrynmair" . "Roberts, John, Calvinist minister" . . .