Assertion: tower's antenna | /r/CapableOf | measure 1,728 feet
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Source sentences:
text: Before Burj Khalifa was completed, Willis Tower led in the height-to-tip category with 1,729 feet (527 meters) after its antenna was extended in 2000, making Willis Tower slightly taller height-to-tip than the WTC north tower's antenna that measured 1,728 feet (527 meters).