diff --git a/b2/Makefile b/b2/Makefile
index a4ab7b1..108a757 100644
--- a/b2/Makefile
+++ b/b2/Makefile
@@ -44,7 +44,7 @@ else
 	DEPEND	= $(DEPEND_quiet)
 endif
 
-.PHONY:	all clean spotless
+.PHONY:	all clean spotless try
 
 all:		boom
 
@@ -79,3 +79,8 @@ clean:
 
 spotless:	clean
 		rm -f boom
+
+# ----- Experiments -----------------------------------------------------------
+
+try:
+	$(VALGRIND) ./boom HIERARCHY  CHAR