RDF.Dataset.describes-question-mark

You're seeing just the function describes-question-mark, go back to RDF.Dataset module for more information.
Link to this function

describes?(dataset, subject, graph_context \\ nil)

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Specs

Checks if a graph of a RDF.Dataset contains statements about the given resource.

Examples

  iex> RDF.Dataset.new([{EX.S1, EX.p1, EX.O1}]) |> RDF.Dataset.describes?(EX.S1)
  true
  iex> RDF.Dataset.new([{EX.S1, EX.p1, EX.O1}]) |> RDF.Dataset.describes?(EX.S2)
  false