Headless Rider urban legend
Headless Rider (首なしライダー Kubinashi Rider) is a Japanese urban legend of a motorbike rider with a missing head. == Legend == A piano wire is stretched across a road at neck height, causing a motorcyclist to become decapitated as a result of running into it at high speed.
Source: Wikipedia — Headless Rider urban legend (CC BY-SA 4.0)