human
Produce a detailed written description of a serene scene outside of a forest with lichens, ferns, and a boulder.
assistant
The trail reaches an impasse of tree trunks on the south. To the north and south, it winds around a huge boulder, sitting in the shelter of the leafy boughs like a sultan beneath a black canopy. The surface of the rock is a rich pattern of lichens, with ferns edging its foot in a lazy fringe.