human
Please generate a detailed written description of a risky scene outside road chasm with flags, chasm, lane, pebbles.
assistant
Scraped clean of snow all the way down to dirt level, a long narrow lane is delineated by long stripes of white paint set with white-painted pebbles. A chasm lies at the far end of the runway, and a row of yellow warning flags has been hammered into the ground about two giantman-strides short of its edge.