fix some typos
diff --git a/docs-site/docs/graph.md b/docs-site/docs/graph.md
index 816f844..4dda812 100644
--- a/docs-site/docs/graph.md
+++ b/docs-site/docs/graph.md
@@ -300,6 +300,7 @@
         <td>1.0374</td>
     </tr>
 </table>
+
 ### Conclusion
 
 * Computational graph does not affect training time and memory usage if the graph is disabled (has backward compatibility).