Question: Who brought the raga into Northern Indian music that is often sung or played in drut laya before a vilambit composition in raga Adana?
Sentence (from "Adana (raga)"): It is often sung or played in drut laya after a vilambit composition in raga Darbari Kanada, as Adana is straighter than Darbari in its chalan, thus allowing faster passages.
Relevant evidence: Yes