Task: Question Generation
Input (English): Context : In Greek mythology Phrixus (/ˈfrɪksəs/; also spelt Phryxus; Greek: Φρίξος, Phrixos) was the son of Athamas, king of Boeotia, and Nephele (a goddess of clouds). 
Subject : Phrixus 
Relation : spouse
Output (English): What is Phrixus's spouse's name?