Question: Ustad Barkat Ali Khan was the younger brother of what Hindustani classical vocalist, from the Kasur Patiala Gharana?
Sentence (from "Bade Ghulam Ali Khan"): Bade Ghulam Ali Khan (Devanagari:बड़े ग़ुलाम अली ख़ान, Shahmukhi/Urdu: بڑے غلام علی خان) (c. 2 April 1902 – 25 April 1968) was a Hindustani classical vocalist, from the Kasur Patiala Gharana.
Relevant evidence: Yes