setof question

Roelof Wobben <[email protected]> Sat, 15 Mar 2014 10:54:27 +0000

Newsgroups	gmane.comp.ai.prolog.swi
Message-ID	<[email protected]>

Hello, 
 
Im now experimenting with setof.
 
But I wonder if I can output more then 1 atom.
As far as I know now I have to do :
 
setof(X, parents(X,Y), X) 
 
Can I somehow print out both. 
So the output will be something like this:
 
x = father  y=mother. 
 
Roelof
 
 		 	   		  
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