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diff --git a/taccle/examples/shift_reduce.tac b/taccle/examples/shift_reduce.tac
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+# $Id: shift_reduce.tac,v 1.1 2004/08/18 23:53:43 tang Exp $
+
+# This is an example of a shift/reduce conflict.  Eventually I will
+# add operator precedence and associativity, but for now taccle simply
+# gives higher precedence to shifts.
+#
+# Reference:
+#   lex & yacc, pages 229-230 and 236
+
+%token TERMINAL
+
+%%
+
+expr: TERMINAL
+    | expr '+' expr
+    | expr '-' expr
+    | expr '*' expr ;