anchor.diff:      
       [<Test>]
       member test.``Abstract case. Two parentheses``() =
  -        let qGraph = new ParserInputGraph<_>()
  +        let qGraph = new ParserInputGraph<_>(0, 3)
           qGraph.AddVertexRange[0;1;2;3] |> ignore
           qGraph.AddVerticesAndEdgeRange
               [createEdge 0 1 (RNGLR.ParseSummator.LBRACE 0)
  
positive.code: 
      [<Test>]
      member test.``Classic case. Many brackets 2``() =
          let qGraph = new ParserInputGraph<_>()
          qGraph.AddVertexRange[0;1;2;3;4;5] |> ignore
          qGraph.AddVerticesAndEdgeRange
              [
  
negative.code: 
      [<Test>]
      member test.``Ambiguous test``() =
          let qGraph = new ParserInputGraph<_>(0, 3)
          qGraph.AddVertexRange[0;1;2;3] |> ignore
          qGraph.AddVerticesAndEdgeRange
              [createEdge 0 1 (RNGLR.ParseAmbiguous.A 0)
  