BuildGraph builds an in memory graph from JSON-encoded obograph reader.

NewRelationship is a constructor for Relationship.

NewRelationshipWithMeta is a constructor for Relationship that receives an additional Meta object.

NewTerm is the constructor for Term without metadata.

NewTermWithMeta is the constructor for Term with metadata.

OboGraph is an interface for accessing OBO Graphs.

Relationship is an interface for representing relationship between terms.

Term is an interface for obo term(node).

NodeID is a custom type for holding a node id.