what is the total number of genes that are found on chromosome 8 (human)?
Value
632
class entity
biology.gene m.02kwgjd
biology.gene biology.chromosome
Gene Chromosome 8 (human)
count none
biology.gene.chromosome
Chromosome
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> PREFIX : <http://rdf.freebase.com/ns/> 
SELECT (COUNT(?x0) AS ?value) WHERE {
SELECT DISTINCT ?x0  WHERE { 
?x0 :type.object.type :biology.gene . 
VALUES ?x1 { :m.02kwgjd } 
?x0 :biology.gene.chromosome ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(COUNT (AND biology.gene (JOIN biology.gene.chromosome m.02kwgjd)))