I was considering the data set in the first one to be a different domain because a) it's a query, which AFAIK is a domain and b) while it is selected...
Note that Name and Date are reserved words and should not be used as field names - give them a name that would be unique across the whole app such as...
That might work, but what do you do when abbreviations are repeated? What if a band name is "Lean Ground" and another "Luna Grande"? I'm making that...