Did M1 influence a character , influence M2 , influence M3 , M4 , and M5 , and influence M6
SELECT count(*) WHERE {
?x0 a ns:fictional_universe.fictional_character .
M1 ns:influence.influence_node.influenced ?x0 .
M1 ns:influence.influence_node.influenced M2 .
M1 ns:influence.influence_node.influenced M3 .
M1 ns:influence.influence_node.influenced M4 .
M1 ns:influence.influence_node.influenced M5 .
M1 ns:influence.influence_node.influenced M6
}