Question: Who is the mother of the performer of song Indonesia Maharddhika?
Sentence (from "Indonesia Maharddhika"): "Indonesia Maharddhika"  is a song by Indonesian progressive rock band Gipsy, consisting of Chrisye, Keenan Nasution, Oding Nasution, Roni Harahap, and Abadi Soesman, together with Guruh Sukarnoputra.
Relevant evidence: Yes