--- a/src/render/GraphView.ts	Fri Mar 18 11:57:38 2022 -0700
+++ b/src/render/GraphView.ts	Fri Mar 18 12:00:33 2022 -0700
@@ -1,23 +1,13 @@
 import Immutable from "immutable";
 import { html, TemplateResult } from "lit";
-import { DataFactory, Literal, NamedNode, Quad, Store, Term } from "n3";
-import { NodeDisplay } from "./NodeDisplay";
-import { SuffixLabels } from "../layout/suffixLabels";
+import { NamedNode, Quad, Store, Term } from "n3";
 import { AlignedTable, FreeStatements, Layout, PredRow, SubjRow } from "../layout/Layout";
-import { TableDesc, ViewConfig } from "../layout/ViewConfig";
-import { uniqueSortedTerms } from "../layout/rdf_value";
-
-const { namedNode } = DataFactory;
+import { SuffixLabels } from "../layout/suffixLabels";
+import { ViewConfig } from "../layout/ViewConfig";
+import { NodeDisplay } from "./NodeDisplay";
 
 type UriSet = Immutable.Set<NamedNode>;
-const emptyUriSet = Immutable.Set<NamedNode>();
-// https://github.com/rdfjs/N3.js/issues/265
-if ((Literal.prototype as any).hashCode === undefined) {
-  (Literal.prototype as any).hashCode = () => 0;
-}
-if ((NamedNode.prototype as any).hashCode === undefined) {
-  (NamedNode.prototype as any).hashCode = () => 0;
-}
+
 export class GraphView {
   nodeDisplay!: NodeDisplay;
   constructor(