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Explore languages for Spain
PROLIX    2000     Spain    
Excalibur    1988     Spain    
O'Ciao    2002     Spain    
&ACE    1995     Spain    
CIAO    1994   Experimental and other Horn clause   Spain   Distributed And/Or parallel prolog 
ACE    1994   Experimental and other   Spain   Parallel logic language 
&-Prolog    1990   String and List Processing Horn clause   Spain