if (argumentObject.getArg().isLiteral()) {
Node ref = argumentSubject.getArg();
if (ref.isVariable()) {
String argumentString = argumentObject.getArg().toString().replace("\"", "");
b = new Binding1(binding, Var.alloc(ref), Node.createURI(argumentString));
}
}
if (b == null) {
b = binding;