who is the inventor of chemgrass?
Entity Entity Entity
m.0j8pc7x m.0j8pc83 m.0j8pc7p
James Faria Donald Elbert Robert Wright
class entity
law.inventor m.0hkgh
law.inventor law.invention
Inventor chemgrass
none none
law.inventor.inventions
Inventions
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SELECT (?x0 AS ?value) WHERE {
SELECT DISTINCT ?x0  WHERE { 
?x0 :type.object.type :law.inventor . 
VALUES ?x1 { :m.0hkgh } 
?x0 :law.inventor.inventions ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND law.inventor (JOIN law.inventor.inventions m.0hkgh))