playwriting

Deductions

• playwriting has quality class ⇐ (existence is a class), (playwriting has quality existence)
• entity is for example playwriting ⇐ (playwriting is a entity), (is a is inverse of is for example)
• playwriting has quality existence ⇐ (playwriting is a entity), (entity has quality existence)
• playwriting is a entity ⇐ (art genre is subclass of entity), (playwriting is a art genre)
• art genre is for example playwriting ⇐ (playwriting is a art genre), (is a is inverse of is for example)
• literary genre is for example playwriting ⇐ (playwriting is a literary genre), (is a is inverse of is for example)
• playwriting is a art genre ⇐ (literary genre is subclass of art genre), (playwriting is a literary genre)