Was M2 influenced by a cinematographer , influenced by a company 's employee , and influenced by M3
SELECT count(*) WHERE {
?x0 a ns:film.cinematographer .
?x1 ns:people.person.employment_history/ns:business.employment_tenure.company ?x2 .
?x2 a ns:business.employer .
M2 ns:influence.influence_node.influenced_by ?x0 .
M2 ns:influence.influence_node.influenced_by ?x1 .
M2 ns:influence.influence_node.influenced_by M3
}