5.6.2.3.1.3.

Information  about  inputs  other  than  lane  markings  (e.g.  road  boundaries, infrastructural separation, surrounding traffic, map data) that the system uses to reliably determine the course of the lane.

a3c0
5.6.2.3.1.2. Information about how the system detects that the driver is holding the steering control. a0c0