an Entity references as follows:
Járnsaxa (/jɑːrnˈsæksə/; Old Norse: [ˈjɑːrnˌsɑksɑ], "iron dagger") is a jötunn in Norse mythology. In Snorri Sturluson's Prose Edda, she is portrayed as Thor's lover and as the mother of Magni, a three-year-old boy with prodigious force.