Prehistoric Egypt

Deductions

• object is for example Prehistoric Egypt ⇐ (Prehistoric Egypt is a object), (is a is inverse of is for example)
• Prehistoric Egypt is a object ⇐ (classification is subclass of object), (Prehistoric Egypt is a classification)
• classification is for example Prehistoric Egypt ⇐ (Prehistoric Egypt is a classification), (is a is inverse of is for example)
• Prehistoric Egypt is a classification ⇐ (periodization is subclass of classification), (Prehistoric Egypt is a periodization)
• periodization is for example Prehistoric Egypt ⇐ (Prehistoric Egypt is a periodization), (is a is inverse of is for example)