diff --git a/examples/regulus/toy0/Toy0Eng.gf b/examples/regulus/toy0/Toy0Eng.gf
new file mode 100644
index 000000000..edfe520e4
--- /dev/null
+++ b/examples/regulus/toy0/Toy0Eng.gf
@@ -0,0 +1,5 @@
+--# -path=.:present:prelude
+
+concrete Toy0Eng of Toy0 = Toy0I with
+  (Syntax = SyntaxEng),
+  (Lexicon = LexiconEng) ;
diff --git a/examples/regulus/toy0/Toy0Fre.gf b/examples/regulus/toy0/Toy0Fre.gf
new file mode 100644
index 000000000..513e9b390
--- /dev/null
+++ b/examples/regulus/toy0/Toy0Fre.gf
@@ -0,0 +1,5 @@
+--# -path=.:present:prelude
+
+concrete Toy0Fre of Toy0 = Toy0I with
+  (Syntax = SyntaxFre),
+  (Lexicon = LexiconFre) ;