diff --git a/demo/73-comments.ts b/demo/73-comments.ts
index 3c1da71454..deaf1924c1 100644
--- a/demo/73-comments.ts
+++ b/demo/73-comments.ts
@@ -32,6 +32,55 @@ const doc = new Document({
                     }),
                 ],
             },
+            {
+                id: 1,
+                author: "Bob Ross",
+                date: new Date(),
+                children: [
+                    new Paragraph({
+                        children: [
+                            new TextRun({
+                                text: "Some initial text content",
+                            }),
+                        ],
+                    }),
+                    new Paragraph({
+                        children: [
+                            new TextRun({
+                                text: "comment text content",
+                            }),
+                        ],
+                    }),
+                ],
+            },
+            {
+                id: 2,
+                author: "John Doe",
+                date: new Date(),
+                children: [
+                    new Paragraph({
+                        children: [
+                            new TextRun({
+                                text: "Hello World",
+                            }),
+                        ],
+                    }),
+                ],
+            },
+            {
+                id: 3,
+                author: "Beatriz",
+                date: new Date(),
+                children: [
+                    new Paragraph({
+                        children: [
+                            new TextRun({
+                                text: "Another reply",
+                            }),
+                        ],
+                    }),
+                ],
+            },
         ],
     },
     sections: [
@@ -53,6 +102,32 @@ const doc = new Document({
                         }),
                     ],
                 }),
+                new Paragraph({
+                    children: [
+                        new CommentRangeStart(1),
+                        new CommentRangeStart(2),
+                        new CommentRangeStart(3),
+                        new TextRun({
+                            text: "Some text which need commenting",
+                            bold: true,
+                        }),
+                        new CommentRangeEnd(1),
+                        new TextRun({
+                            children: [new CommentReference(1)],
+                            bold: true,
+                        }),
+                        new CommentRangeEnd(2),
+                        new TextRun({
+                            children: [new CommentReference(2)],
+                            bold: true,
+                        }),
+                        new CommentRangeEnd(3),
+                        new TextRun({
+                            children: [new CommentReference(3)],
+                            bold: true,
+                        }),
+                    ],
+                }),
             ],
         },
     ],