Theaters
| theater_id | name | location |
| 1 | Broadway Theater | New York |
| 2 | West End Theatre | London |
| 3 | Apollo Theatre | Paris |
| 4 | Drama Centre | Dublin |
| 5 | Royal Court Theatre | Liverpool |
Performances
| performance_id | type |
| 1 | Comedy Play |
| 2 | Tragedy |
| 3 | Musical |
| 4 | Opera |
| 5 | Ballet |
Theaters_Performances
| theater_id | performance_id |
| (→ Theaters.theater_id) | (→ Performances.performance_id) |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
Actors
| actor_id | first_name | last_name |
| 1 | John Doe | Doe |
| 2 | Jane Smith | Smith |
| 3 | Michael Johnson | Johnson |
| 4 | Emily Davis | Davis |
| 5 | William Brown | Brown |
Roles
| role_id | description |
| 1 | Lead Role |
| 2 | Supporting Role |
| 3 | Villain |
| 4 | Protagonist |
| 5 | Antagonist |