What was the role of the Kullu royal family in relation to the paintings of the Ramayana set of Kullu?

Possessors of the set

Answer:  Possessors of the set
The paintings of the Ramayana set of Kullu derives its name from 'Shangri', the place of residence of a branch of the Kullu royal family, who were patrons and formerly possessors of this set.

The Sanskrit epic, Ramayana, was one of the favourite texts of the hill artists at Basohli, as well as, Kullu. This set derives its name from ‘Shangri’, the place of residence of a branch of the Kullu royal family, patrons and formerly possessors of this set. These works of Kullu artists were influenced in varying degrees by the styles of Basohli and Bilaspur.