- } else if(cur->get_type() == lisp::Lisp::TYPE_CONS &&
- cur->get_car()->get_type() == lisp::Lisp::TYPE_SYMBOL) {
+ } else if(cur->get_type() == lisp::Lisp::TYPE_CONS &&
+ cur->get_car()->get_type() == lisp::Lisp::TYPE_SYMBOL &&
+ cur->get_car()->get_symbol() == "region") {