Premise: Begun in 1462 by Mehmet the Conqueror, it was enlarged and extended by each succeeding sultan until it became a miniature city, which included mosques, libraries, stables, kit?Σhens, schools, the imperial mint, treasuries, barracks, armouries, government offices, and audience halls.

Hypothesis: It was expanded by every sultan who ruled after Mehmet the Conqueror.
Relation: entailment