# Isolating a bug
# The problem was gtaht the rule didn't fire if vraible :a
# occured twice in the same list.

@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix string: <http://www.w3.org/2000/10/swap/string#>.
@prefix os: <http://www.w3.org/2000/10/swap/os#>.
@prefix : <#>.


"Ostrich" a :foobar.

{
?a a :foobar.
   ( 
 ?a

 ?a

    ) string:concatenation ?s.

}=>{ "00" log:outputString ?s }.

#ends

