anchor.diff:                  "@value" : 6
                 },
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  +              },
                 "label" : "location",
                 "properties" : {
                   "startTime" : {
  
positive.code:                 "@value" : 11
                },
                "value" : "dulles",
                "label" : "location",
                "properties" : {
                  "startTime" : {
  
negative.code:                 "@value" : 6
                },
                "value" : "san diego",
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                },
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                "properties" : {
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