history of Earth
Deductions
- history of Earth has part aspect of history ⇐ (human history is a aspect of history), (history of Earth has part human history)
- aspect of history is for example history of Earth ⇐ (history of Earth is a aspect of history), (is a is inverse of is for example)
- history of Earth is subclass of object of study ⇐ (history of Earth is subclass of history), (history is subclass of object of study), (is subclass of is a transitive relation)