Who and when was the compass invented?
Over 2000 years ago by the Chinese, by magnetizing needles made from iron, and placing them in water
<START_INST>Who and when was the compass invented?<END_INST><START_CTX><END_CTX><START_A>Over 2000 years ago by the Chinese, by magnetizing needles made from iron, and placing them in water<END_A>