anchor.diff:  q7,full_text,(attribute:"C02 flux" or attribute:"carbon dioxide flux") AND ("enrichment experiment" OR "treatment"),None
   q7,bioportal_annot,sem_annotation_bioportal_sm:("http://purl.dataone.org/odo/ECSO_00000536" AND "http://purl.dataone.org/odo/ECSO_00000505"),None
   q7,esor_annot,sem_annotation_esor_sm:("http://purl.dataone.org/odo/ECSO_00000536" AND "http://purl.dataone.org/odo/ECSO_00000505"),None
  -q7,esor_cosine,sem_annotation_esor_sm:("http://purl.dataone.org/odo/ECSO_00000536" AND "http://purl.dataone.org/odo/ECSO_00000505"),None
  +q7,esor_cosine,sem_annotation_cosine_sm:("http://purl.dataone.org/odo/ECSO_00000536" AND "http://purl.dataone.org/odo/ECSO_00000505"),None
   q7,manual_annot,sem_annotation:("http://purl.dataone.org/odo/ECSO_00000536" AND "http://purl.dataone.org/odo/ECSO_00000505"),None
   q8,nat_lang,growth of trees measured as changes in diameter (with or without) duration,None
   q8,metacat_ui,tree diameter,None
  
positive.code: q10,full_text,(attribute:"C02 flux" or attribute:"carbon dioxide flux") AND (abstract:ocean OR title:ocean),None
  q10,bioportal_annot,sem_annotation_bioportal_sm:"http://purl.dataone.org/odo/ECSO_00000543",None
  q10,esor_annot,sem_annotation_esor_sm:"http://purl.dataone.org/odo/ECSO_00000543",None
  q10,esor_cosine,sem_annotation_esor_sm:"http://purl.dataone.org/odo/ECSO_00000543",None
  q10,manual_annot,sem_annotation:"http://purl.dataone.org/odo/ECSO_00000543",None
  
negative.code: q4,full_text,attribute:"productivity" AND (attribute:milligramPerMeterSquaredPerDay OR attribute:milligramPerMeterCubedPerDay) AND (abstract:phytoplankton OR title:phytoplankton),None
  q4,bioportal_annot,sem_annotation_bioportal_sm:"http://purl.dataone.org/odo/ECSO_00000534",None
  q4,esor_annot,sem_annotation_esor_sm:"http://purl.dataone.org/odo/ECSO_00000534",None
  q4,esor_cosine,sem_annotation_cosine_sm:"http://purl.dataone.org/odo/ECSO_00000534",None
  q4,manual_annot,sem_annotation:"http://purl.dataone.org/odo/ECSO_00000534",None
  q5,nat_lang,concentration of dissolved carbon dioxide carbonate or bicarbonate in the water of an aquatic system,None
  q5,metacat_ui,carbon dioxide carbonate or bicarbonate concentration,None
  