0:Employee { number: "E1", firstName: "John", lastName: "Smith", email: "smith@co.org", salary: 2000 }
1:Employee { number: "E4", firstName: "Peter", lastName: "Brown", email: "brown@co.org", salary: 3000 }
2:Employee { number: "E2", firstName: Arthur", lastName: "Taylor", email: "taylor@co.org", salary: 2500 }
3:Employee { number: "E3", firstName: "Martin", lastName: "Smith", email: "smith.m@co.org", salary: 2400 }

4:Department:TopLevelDepartment { id: "D1", name: "Production" }
5:Department { id: "D1.1", name: "Development" }
6:Department { id: "D1.2", name: "Engineering" }
7:Department { id: "D1.2.1" }
8:Department:TopLevelDepartment { id: "D2", name: "Accounting" }

(0)-[0:WorksIn {from: "2012-01-15"}]->(4)	// E1 works in D1
(1)-[1:WorksIn {from: "2015-06-15"}]->(6)	// E4 works in D1.2
(2)-[2:WorksIn]->(6)				// E2 works in D1.2
(3)-[3:WorksIn {from: "2014-04-15"}]->(5)	// E3 works in D1.1

(4)-[4:HasManager]->(0)				// E1 in charge of D1
(6)-[5:HasManager]->(2)				// E2 in charge of D1.2

(4)-[6:HasSubdepartment]->(5)			// D1 contains D1.1
(4)-[7:HasSubdepartment]->(6)			// D1 contains D1.2
(6)-[8:HasSubdepartment]->(7)			// D1.2 contains D1.2.1