Did a film producer 's employee influence M0 and M1 and influence a person
SELECT count(*) WHERE {
?x0 ns:influence.influence_node.influenced ?x1 .
?x0 ns:influence.influence_node.influenced M0 .
?x0 ns:influence.influence_node.influenced M1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x2 .
?x1 a ns:people.person .
?x2 a ns:film.producer
}