Question: What is the date of death of Padmanabhan Nair's wife?
Sentence (from "Padmanabhan Nair"): He died on 3 April 2007, at his home in Shoranur, near his alma mater, where he led his post-professorial life with wife and Mohiniyattam exponent and guru, Kalamandalam Satyabhama.
Relevant evidence: Yes