{"ob_id":13381,"names":[{"ob_id":9430,"name":"Potential Vorticity"}],"terms":[{"ob_id":3618,"label":"var_id","value":"PV","vocabulary":""},{"ob_id":13835,"label":"units","value":"1E6 K m2 kg-1 s-1","vocabulary":""},{"ob_id":13836,"label":"long_name","value":"Potential Vorticity","vocabulary":""}]}