Original sentence: According to the Polish hypothesis, her Slavic name is generally agreed as Świętosława, but only as a reconstruction based on a single mention that her daughter was "Santslaue soror CNVTI regis nostri" from the "Liber vitae of the New Minster and Hyde Abbey Winchester" and assumption, that the earlier mentioned daughter would be called after her mother.However, another theory holds that she was the daughter of a mythical Burislav (possibly Mieszko I of Poland and Dubrawka).Scandinavian authors (most important of which is Snorri Sturluson) put her father as Skogul Toste.Sigrid the Haughty, Gunhilda, Sigrid Storråda, Świętosława, (967 - 1014).The medieval chroniclers seem to support the hypothesis that her father was Mieszko I,
Edited sentence: Her Slavic name is generally agreed as Świętosława, but only as a reconstruction based on a single mention that her daughter was "Santslaue soror CNVTI regis nostri" from the "Liber vitae of the New Minster and Hyde Abbey Winchester" and assumption, that the earlier mentioned daughter would be called after her mother.Sigrid the Haughty, Gunhilda, Sigrid Storråda, Świętosława, (967 - 1014) was the daughter of mythical Burislav (almost certainly Mieszko I of Poland and Dubrawka).The medieval chroniclers generally confirm the assumption that her father was Mieszko I, but saga authors (most important of which is Snorri Sturluson) put her father as Skogul Toste