Multi-Diagram Unique ID Test

Each diagram type below appears twice with identical content.

flowchart LR
      A[Start] --> B{Decision}
      B -->|Yes| C[OK]
      B -->|No| D[Cancel]

flowchart LR
      A[Start] --> B{Decision}
      B -->|Yes| C[OK]
      B -->|No| D[Cancel]

classDiagram
      class Animal {
        +String name
        +makeSound()
      }
      class Dog {
        +fetch()
      }
      Animal <|-- Dog

classDiagram
      class Animal {
        +String name
        +makeSound()
      }
      class Dog {
        +fetch()
      }
      Animal <|-- Dog

erDiagram
      CUSTOMER ||--o{ ORDER : places
      ORDER ||--|{ LINE-ITEM : contains

erDiagram
      CUSTOMER ||--o{ ORDER : places
      ORDER ||--|{ LINE-ITEM : contains

stateDiagram-v2
      [*] --> Active
      Active --> Inactive
      Inactive --> [*]

stateDiagram-v2
      [*] --> Active
      Active --> Inactive
      Inactive --> [*]