Trying to use css selectors with scraped data

scrapedata.lisp

(ql:quickload '(:drakma
                :closure-html
                :cxml-stp
                :css-selectors))

(defun get-page-as-xml (url)
  (let ((str (drakma:http-request url)))
    (chtml:parse str (cxml-dom:make-dom-builder))))

(setf google-page (get-page-as-xml "http://www.google.com"))
(css:query "a" google-page)