Const
18.2.2.1: Expand Syntax Forms: Flatten TripleCollection 18.2.2.3: Translate Property Path Expressions 18.2.2.4: Translate Property Path Patterns 18.2.2.5: Translate Basic Graph Patterns
18.2.2.1: Expand Syntax Forms: Flatten TripleCollection 18.2.2.3: Translate Property Path Expressions 18.2.2.4: Translate Property Path Patterns 18.2.2.5: Translate Basic Graph Patterns