What key details about brusi sigurdsson can be extracted from the following bio? Bio: brusi sigurdsson -lrb- died between 1030 and 1035 -rrb- was one of sigurd hlodvirsson 's four sons -lrb- together with thorfinn , einar and sumarlidi -rrb- . he was joint earl of orkney from 1014 . his life is recorded in the '' orkneyinga saga '' .
Answer:
- title is earl of orkney- reign is 1014 three brothers to the early 1030s , jointly with his- successor is thorfinn sigurdsson- mother is unknown- predecessor is sigurd hlodvirsson- spouse is unknown- father is sigurd hlodvirsson- issue is rognvald