Task: Question Generation
Input (English): Context : The Dwingeloo 1 galaxy was discovered in 1994 by the Dwingeloo Obscured Galaxy Survey (DOGS), which searched for neutral hydrogen (HI) radio emissions at the wavelength of 21 cm from objects in the Zone of Avoidance. 
Subject : Dwingeloo 1 
Relation : constellation
Output (English): What constellation is home to Dwingeloo 1?