anchor.diff:  attribute. (alias *grid_mapping_name* or *standard_name* for CF
   compatability).
   
  -[code,bash]
  +[source,bash]
   ----
    char Lambert_Conformal_Projection;
        Lambert_Conformal_Projection:transform_name = "lambert_conformal_conic";
  
positive.code: 
  === Example 3: Multiple Coordinate Systems
  
  [code,bash]
  ----
  dimensions:
     y = 428;
  
negative.code: to make sure it is interpreted as a Coordinate Transform variable
  instead of a data variable.
  
  [source,bash]
  ----
   int Lambert_Conformal;
    Lambert_Conformal:grid_mapping_name = "lambert_conformal_conic";
  