diff --git a/example/ex-multi04.c b/example/ex-multi04.c
new file mode 100644
index 00000000..ed923e00
--- /dev/null
+++ b/example/ex-multi04.c
@@ -0,0 +1,42 @@
+#include <stdio.h>
+
+#include "m-tuple.h"
+#include "m-array.h"
+#include "m-string.h"
+
+TUPLE_DEF2(symbol, (type, int), (name, string_t))
+#define M_OPL_symbol_t() TUPLE_OPLIST(symbol, M_DEFAULT_OPLIST, STRING_OPLIST)
+
+ARRAY_DEF(symbol_list, symbol_t)
+#define M_OPL_symbol_list_t() ARRAY_OPLIST(symbol_list, M_OPL_symbol_t())
+
+TUPLE_DEF2(record, (fields, symbol_list_t))
+#define M_OPL_record_t() TUPLE_OPLIST(record, M_OPL_symbol_list_t())
+
+TUPLE_DEF2(my_tuple, (name, string_t), (value, int))
+#define M_OPL_my_tuple_t() TUPLE_OPLIST(my_tuple)
+
+ARRAY_DEF(my_list_of_tuple, my_tuple_t)
+#define M_OPL_my_list_of_tuple_t() ARRAY_OPLIST(my_list_of_tuple)
+
+TUPLE_DEF2(my_tuple_of_tuple, (name, string_t), (inner_tuple, my_tuple_t))
+#define M_OPL_my_tuple_of_tuple_t() TUPLE_OPLIST(my_tuple_of_tuple)
+
+
+static void let(void)
+{
+  M_LET(s, symbol_t)
+    M_LET(l, symbol_list_t)
+    M_LET(r,record_t)
+    M_LET(tup, my_tuple_t)
+    M_LET(l2, my_list_of_tuple_t)
+    M_LET(tuptup, my_tuple_of_tuple_t) {
+    printf("Init ok\n");
+  }
+}
+
+int main(void)
+{
+  let();
+}
+