Task: Question Generation
Input (English): Context : The Bayer designation Rho Sagittarii (Rho Sgr, ρ Sagittarii, ρ Sgr) is shared by two stars, ρ¹ Sagittarii and ρ² Sagittarii, in the constellation Sagittarius. 
Subject : Rho Sagittarii 
Relation : constellation
Output (English): What is the constellation that is made with Rho Sagittarii?