Generate JSON-LD for all data

[carstingaxion]

erDiagram
    Play ||--o{ TheaterEvent : subjectOf
    Play ||--o{ Person : author
    Play ||--o{ Person : director
    TheaterEvent ||..o{ Person : organizer    
    TheaterEvent ||..o{ ORG : organizer
    TheaterEvent ||--o{ Person : performer
    ORG ||--o{ Person : employees
    PerformingArtsTheater ||--|| LocalAdress : address
    TheaterEvent ||--|| LocalAdress : location
    Person ||--|| LocalAdress : address
    ORG ||--|| LocalAdress : address
    TheaterEvent ||--|| Play : workPerformed
    Play ||--o{ Subsite : hasPart
    Subsite ||--o{ Play : isPartOf
    Post ||--o{ Play : about
    Play ||--o{ Post : subjectOf

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```
erDiagram
    Play ||--o{ TheaterEvent : subjectOf
    Play ||--o{ Person : author
    Play ||--o{ Person : director
    Play["Play PRODUCTION"]
    TheaterEvent ||..o{ Person : organizer    
    TheaterEvent ||..o{ ORG : organizer
    TheaterEvent ||--o{ Person : performer
    ORG ||--o{ Person : employees
    ORG["Organisation  TheaterGroup"]
    PerformingArtsTheater ||--|| LocalAdress : address
    TheaterEvent ||--|| LocalAdress : location
    Person ||--|| LocalAdress : address
    ORG ||--|| LocalAdress : address
    TheaterEvent ||--|| Play : workPerformed
    Play ||--o{ Subsite : hasPart
    Subsite ||--o{ Play : isPartOf
    Subsite["CreativeWork PRODUCTION_SUBSITE"] {}
    Post ||--o{ Play : about
    Play ||--o{ Post : subjectOf
    Post["CreativeWork POST"] {}
```    

Tasks

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1. Schema.org JSON: Play #21
   enhancement +1