Text: Known in Turkish as the Sultan Ahmet Camii (Mosque of Sultan Ahmet), it was built between 1609 and 1616 for the Sultan Ahmet I, after which it became the city's principal imperial mosque because of its proximity to the sultan's palace at Topkape.
Entailment: The Sultan Ahmet Camii is close to the sultan's palace at Topkape
Contradiction: The mosque was built in the 13th century