#oblique_angle__obliqueangle  an angle that is not a right angle or a multiple of a right angle
  exclusion:  right_angle
  supertype:  angle  the space between two lines or planes that intersect; the inclination of one line to another; measured in degrees or radians
  subtype:  acute_angle__acuteangle  an angle less than 90 degrees but more than 0 degrees
  subtype:  obtuse_angle  an angle between 90 and 180 degrees

No statement uses or specializes oblique_angle; click here to add one.