diff --git a/org_mode_samples/lesser_element/babel_call/nested_brackets.org b/org_mode_samples/lesser_element/babel_call/nested_brackets.org
new file mode 100644
index 0000000..7b94850
--- /dev/null
+++ b/org_mode_samples/lesser_element/babel_call/nested_brackets.org
@@ -0,0 +1,7 @@
+#+call: foo[inside](bar="baz")[outside]
+
+#+call: foo[[inside]](bar="baz")[outside]
+
+#+call: foo[inside]((bar="baz"))[outside]
+
+#+call: foo[inside](bar="baz")[[outside]]