Question: Thorvald Eiriksson, was the son of Erik the Red and brother of who?
Sentence (from "Thorvald Eiriksson"): Thorvald Eiriksson (Old Norse: "Þōrvaldr Eirikssonr" ; Icelandic: "Þorvaldur Eiríksson" ) was the son of Erik the Red and brother of Leif Erikson.
Relevant evidence: Yes