1 files changed, 5 insertions, 0 deletions
diff --git a/example.pl b/example.pl
index 67c0db3..f5305d9 100644
--- a/example.pl
+++ b/example.pl
@@ -2,6 +2,11 @@
 
 math(A,B,C,D) :- D is A + B + C * A.
 
+parentest :-
+	1 + 2 * 3 + 4.
+parentest :-
+	(0 * (1 + 2) * 3) * 3 + 4.
+
 true.
 
 likes(bob, ice).