Task: Misc.
Input (English): Term: Radar, Description: object detection system based on radio waves, Question: Radar was invented by a different person than who invented sonar?, Answer:Yes
Output (English): Fact1: The first practical radar system was produced in 1935 by the British physicist Sir Robert Watson-Watt Fact2: In 1906, American naval architect Lewis Nixon invented the first sonar-like listening device to detect icebergs.