https://kb.virtualtreasury.ie/person/OBrien_Muirchertach_c14_dib_a6517 an entity of type: E21_Person vrti:DIB_ID a6517 crm:P2_has_type vrti:Male crm:P1_is_identified_by <https://kb.virtualtreasury.ie/normalized-appellation-forename/Muirchertach> <https://kb.virtualtreasury.ie/normalized-appellation-surname/OBrien> <https://kb.virtualtreasury.ie/normalized-appellation-surname-forename/OBrien_Muirchertach> <https://kb.virtualtreasury.ie/variant-appellation-surname/Ó-Briain> crm:P71i_is_listed_in <https://www.dib.ie/biography/OBrien-Ó-Briain-Muirchertach-a6517> vrti:DIB_area_of_interest <https://kb.virtualtreasury.ie/dib-area-of-interest/IE/Gaelic--Norse-Lords> rdf:type crm:E21_Person data from the linked data cloud