extension relation counts:
 count |             name              |      base_cv_name       
-------+-------------------------------+-------------------------
    38 | absent_during                 | PSI-MOD
   837 | added_by                      | PSI-MOD
  1604 | added_during                  | PSI-MOD
  1377 | affected_by                   | PSI-MOD
    15 | coincident_with               | PSI-MOD
  1111 | decreased_during              | PSI-MOD
   448 | decreased_in_presence_of      | PSI-MOD
   646 | in_absence_of                 | PSI-MOD
   420 | in_presence_of                | PSI-MOD
  1190 | increased_during              | PSI-MOD
   464 | increased_in_presence_of      | PSI-MOD
   338 | level_fluctuates_during       | PSI-MOD
   908 | multiplicity                  | PSI-MOD
     7 | occupancy                     | PSI-MOD
  8328 | present_during                | PSI-MOD
    68 | removed_by                    | PSI-MOD
    65 | removed_during                | PSI-MOD
    16 | required_for                  | PSI-MOD
   673 | during                        | PomGeneExProt
   608 | in_absence_of                 | PomGeneExProt
   631 | in_presence_of                | PomGeneExProt
   735 | during                        | PomGeneExRD
  7990 | during                        | PomGeneExRNA
     4 | in_absence_of                 | PomGeneExRNA
   774 | in_presence_of                | PomGeneExRNA
    25 | occurs_in                     | PomGeneExRNA
   354 | happens_during                | biological_process
   324 | has_input                     | biological_process
     1 | has_regulation_target         | biological_process
    43 | occurs_at                     | biological_process
     5 | occurs_in                     | biological_process
    57 | part_of                       | biological_process
   401 | coincident_with               | cellular_component
  1922 | exists_during                 | cellular_component
    16 | not_exists_during             | cellular_component
    40 | part_of                       | cellular_component
   855 | assayed_enzyme                | fission_yeast_phenotype
   890 | assayed_protein               | fission_yeast_phenotype
    31 | assayed_region                | fission_yeast_phenotype
   226 | assayed_substrate             | fission_yeast_phenotype
   477 | assayed_transcript            | fission_yeast_phenotype
 19716 | assayed_using                 | fission_yeast_phenotype
 11430 | has_penetrance                | fission_yeast_phenotype
 15024 | has_severity                  | fission_yeast_phenotype
    49 | is_bearer_of                  | fission_yeast_phenotype
     4 | occurs_at                     | fission_yeast_phenotype
 33658 | during                        | gene_ex
    29 | directly_negatively_regulates | molecular_function
    26 | directly_positively_regulates | molecular_function
   760 | happens_during                | molecular_function
  3144 | has_input                     | molecular_function
     1 | has_regulation_target         | molecular_function
   137 | occurs_at                     | molecular_function
   297 | occurs_in                     | molecular_function
  1007 | part_of                       | molecular_function
     2 | located_in                    | subunit_composition
(56 rows)


number of annotations using extensions by cv:
 count |      base_cv_name       
-------+-------------------------
     2 | subunit_composition
   676 | biological_process
   735 | PomGeneExRD
  1292 | PomGeneExProt
  2208 | cellular_component
  3946 | molecular_function
  8745 | PomGeneExRNA
 13607 | PSI-MOD
 33658 | gene_ex
 43092 | fission_yeast_phenotype
(10 rows)