1 2 3 4 5
(n1 {Person} [ name: "Alice", age: 23 ]) (n2 {Person, Student} [ name: "Bob" ]) (n3 {Course} [ name: "Algebra" ]) (n1) -(e1 {knows} [ since: 2020 ])->(n2) (n2)-(e2 {knows} [ start: 2024, end: 2025 ])->(n3)