It is a 3-km (2-mile) tunnel of bamboo surrounded by sugar cane, with somnolent grazing cattle tethered along its length.
The tunnel is made of bamboo and is surrounded by sugar cane.
mnli hypothesis: The tunnel is made of bamboo and is surrounded by sugar cane. premise: It is a 3-km (2-mile) tunnel of bamboo surrounded by sugar cane, with somnolent grazing cattle tethered along its length.