Analyze the relationship between 'Mattel' and 'Barbie' within the context of the input sentence.
Options: creator, director/manager, position held, owner of

After almost a decade of a back-and-forth legal battle between Mattel (NasdaqGS: MAT - news ) and Bratz-owner MGA, the spunky dolls are back and ready to take on an already weak Barbie
owner of