extension relation counts:
 count |             name              |      base_cv_name       
-------+-------------------------------+-------------------------
    34 | absent_during                 | PSI-MOD
   823 | added_by                      | PSI-MOD
   316 | added_during                  | PSI-MOD
   718 | affected_by                   | PSI-MOD
    15 | coincident_with               | PSI-MOD
   448 | decreased_during              | PSI-MOD
   448 | decreased_in_presence_of      | PSI-MOD
     4 | has_direct_input              | PSI-MOD
     6 | in_presence_of                | PSI-MOD
   466 | 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
  8314 | present_during                | PSI-MOD
    71 | removed_by                    | PSI-MOD
    65 | removed_during                | PSI-MOD
    16 | required_for                  | PSI-MOD
   668 | during                        | PomGeneExProt
   608 | in_absence_of                 | PomGeneExProt
   631 | in_presence_of                | PomGeneExProt
   737 | during                        | PomGeneExRD
  7991 | during                        | PomGeneExRNA
     4 | in_absence_of                 | PomGeneExRNA
   764 | in_presence_of                | PomGeneExRNA
    25 | occurs_in                     | PomGeneExRNA
   301 | happens_during                | biological_process
   210 | has_input                     | biological_process
   192 | has_regulation_target         | biological_process
    33 | occurs_at                     | biological_process
     5 | occurs_in                     | biological_process
    76 | part_of                       | biological_process
     2 | regulates_activity_of         | biological_process
   397 | coincident_with               | cellular_component
  1880 | exists_during                 | cellular_component
    17 | not_exists_during             | cellular_component
    39 | part_of                       | cellular_component
   582 | assayed_enzyme                | fission_yeast_phenotype
   513 | assayed_protein               | fission_yeast_phenotype
    22 | assayed_region                | fission_yeast_phenotype
   227 | assayed_substrate             | fission_yeast_phenotype
   108 | assayed_transcript            | fission_yeast_phenotype
 19862 | assayed_using                 | fission_yeast_phenotype
 11256 | has_penetrance                | fission_yeast_phenotype
 14706 | has_severity                  | fission_yeast_phenotype
    49 | is_bearer_of                  | fission_yeast_phenotype
     4 | occurs_at                     | fission_yeast_phenotype
 33914 | during                        | gene_ex
     1 | activated_by                  | molecular_function
    38 | directly_negatively_regulates | molecular_function
    26 | directly_positively_regulates | molecular_function
   573 | happens_during                | molecular_function
   667 | has_direct_input              | molecular_function
  2001 | has_input                     | molecular_function
   406 | has_regulation_target         | molecular_function
   136 | occurs_at                     | molecular_function
   264 | occurs_in                     | molecular_function
   934 | part_of                       | molecular_function
     2 | located_in                    | subunit_composition
(59 rows)


number of annotations using extensions by cv:
 count |      base_cv_name       
-------+-------------------------
     2 | subunit_composition
   720 | biological_process
   737 | PomGeneExRD
  1287 | PomGeneExProt
  2162 | cellular_component
  3856 | molecular_function
  8736 | PomGeneExRNA
 10913 | PSI-MOD
 33914 | gene_ex
 41859 | fission_yeast_phenotype
(10 rows)