   USING btree
   (node_anno_ref, corpus_ref);
 
-CREATE INDEX idx__facts_node_anno2__:id
-  ON facts_:id
-  USING btree
-  (node_anno_ref, text_ref);
-
 CREATE INDEX idx__facts_edge_annotation__:id
   ON facts_:id
   USING btree

CREATE INDEX idx__facts_right__:id
  ON facts_:id
  USING btree
  ("right", text_ref);


CREATE INDEX idx__facts_right_token__:id
  ON facts_:id
  USING btree
  (right_token, text_ref);

CREATE INDEX idx__facts_root__:id
  ON facts_:id

  USING btree
  (node_name varchar_pattern_ops, corpus_ref);

CREATE INDEX idx__facts_node_namespace__:id
  ON facts_:id
  USING btree
  (node_namespace varchar_pattern_ops, corpus_ref);

CREATE INDEX idx__facts_parent__:id
  ON facts_:id
