diff --git a/svg/nestboxes_triple.toml b/svg/nestboxes_triple.toml
new file mode 100644
index 0000000..a61d928
--- /dev/null
+++ b/svg/nestboxes_triple.toml
@@ -0,0 +1,31 @@
+# If true, this indicates that the symbol should always have
+
+# a symbol nested within its nesting area(s).
+
+always_nest = true
+
+
+
+# If true, this indicates that the symbol should always
+
+# be nested inside another symbol's nesting area.
+
+always_be_nested = false
+
+
+
+# If true, this indicates that the symbol should never
+
+# be nested inside another symbol's nesting area.
+
+never_be_nested = true
+
+
+
+# If true, this indicates that the symbol nested on this
+
+# symbol’s nesting area should have its colors inverted.
+
+invert_nested = false
+
+