einstein puzzle ?WHO :eats :fish

got actioned by Danny Ayers :)
problem is at http://www.weitz.de/einstein.html
has little bit of OWL
uses univars plus 1 rule and hard to tell why, well got
inspiration from http://sandbox.rulemaker.net/ngps/119
is in N3 and query is in N3QL
answer is :german :eats :fish

bash .euler einstein.n3 --query einsteinQ.n3 > einsteinE.n3



-- 
Jos De Roo, AGFA http://www.agfa.com/w3c/jdroo/