| http://www.w3.org/ns/prov#value | - it, depending on which way one follows the curve. en.wikipedia.org/wiki/Spiral3 - A helix, sometimes also called a coil, is a curve for which the tangent makes a constant angle with a fixed line.The shortest path between two points on a cylinder (one not directly above the other) is a fractional turn of a helix, as can be seen by cutting the cylinder along one of its sides, flattening it out, and
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