Question: When is Mehtab Kaur's husband's birthday?
Sentence (from "Mehtab Kaur"): After her death, the title was held by Ranjit's youngest widow Jind Kaur, who served as regent of the Sikh Empire (after Sher Singh's death) from 1843 till 1846 and was the mother of Maharaja Duleep Singh.
Relevant evidence: No