What German employee of M3 influenced M0 , M1 , and M2
SELECT DISTINCT ?x0 WHERE {
?x0 ns:influence.influence_node.influenced M0 .
?x0 ns:influence.influence_node.influenced M1 .
?x0 ns:influence.influence_node.influenced M2 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M3 .
?x0 ns:people.person.nationality ns:m.0345h
}