A man in a red shirt is standing next to a woman in a blue dress. They are both holding hands and smiling at each other. If you take the DART north, you'll find the best shopping malls. Here is a hypothesis: Taking the DART north leads to no shopping malls, instead it goes into the city center. If In 1470 Mehmet the Conqueror further strengthened the ancient portal by building three towers of his own, linked by curtain walls to the four Byzantine towers flanking the Golden Gate., can we conclude that 'The portal was removed and replaced with three towers.'?
yes
no
no