diff --git a/CppCoreGuidelines.md b/CppCoreGuidelines.md
index 7d12c18..9f3e967 100644
--- a/CppCoreGuidelines.md
+++ b/CppCoreGuidelines.md
@@ -10449,7 +10449,10 @@ Flag variable and constant declarations with multiple declarators (e.g., `int* p
 
 Consider:
 
-    auto p = v.begin();   // vector<int>::iterator
+    auto p = v.begin();      // vector<DataRecord>::iterator
+    auto z1 = v[3];          // makes copy of DataRecord
+    auto& z2 = v[3];         // avoids copy
+    const auto& z3 = v[3];   // const and avoids copy
     auto h = t.future();
     auto q = make_unique<int[]>(s);
     auto f = [](int x) { return x + 10; };
diff --git a/scripts/hunspell/isocpp.dic b/scripts/hunspell/isocpp.dic
index 9f9858e..68ab1d3 100644
--- a/scripts/hunspell/isocpp.dic
+++ b/scripts/hunspell/isocpp.dic
@@ -140,6 +140,7 @@ d2
 D2
 d2's
 dag
+DataRecord
 dcl
 dd
 de