1 files changed, 51 insertions, 0 deletions
diff --git a/src/doc/book/dot/trpl15-03.dot b/src/doc/book/dot/trpl15-03.dot
new file mode 100644
index 000000000..16f026814
--- /dev/null
+++ b/src/doc/book/dot/trpl15-03.dot
@@ -0,0 +1,51 @@
+digraph {
+    rankdir=LR;
+    overlap=false;
+    dpi=300.0;
+    node [shape="plaintext"];
+
+    table4[label=<<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+        <TR><TD SIDES="B">b</TD><TD SIDES="B" PORT="ptr4"></TD></TR>
+    </TABLE>>];
+
+    table5[label=<<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+        <TR><TD PORT="pte4">3</TD><TD PORT="ptr5">  </TD></TR>
+    </TABLE>>];
+
+
+    table0[label=<<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+        <TR><TD SIDES="B">a</TD><TD SIDES="B" PORT="ptr0"></TD></TR>
+    </TABLE>>];
+
+    table1[label=<<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+        <TR><TD PORT="pte0">5</TD><TD PORT="ptr1">  </TD></TR>
+    </TABLE>>];
+
+    table2[label=<<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+        <TR><TD PORT="pte1">10</TD><TD PORT="ptr2">  </TD></TR>
+    </TABLE>>];
+
+    table3[label=<<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+        <TR><TD PORT="pte2">Nil</TD></TR>
+    </TABLE>>];
+
+
+    table6[label=<<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+        <TR><TD SIDES="B">c</TD><TD SIDES="B" PORT="ptr6"></TD></TR>
+    </TABLE>>];
+
+    table7[label=<<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+        <TR><TD PORT="pte6">4</TD><TD PORT="ptr7">  </TD></TR>
+    </TABLE>>];
+
+
+    edge[tailclip="false"];
+    table0:ptr0:c -> table1:pte0;
+    table1:ptr1:c -> table2:pte1;
+    table2:ptr2:c -> table3:pte2;
+    table4:ptr4:c -> table5:pte4;
+    table5:ptr5:c -> table1:pte0;
+    table6:ptr6:c -> table7:pte6;
+    table7:ptr7:c -> table1:pte0;
+}
+