thing.scm

(use http-client)
(use html-parser)
(use sxpath)

(define yuno "http://memegenerator.net/Y-U-No/caption/166088")

(define doc (with-input-from-request yuno
                         '((generatorID . "2")
                           (imageID . "166088")
                           (watermarkCode . "")
                           (text0 . "Y U NO")
                           (text1 . "DO SCHEME?")
                           (languageCode . "en")
                           ) html->sxml))

(define img ((sxpath "//div[@class='instance_large']/img/@src") doc))

(print (cadar img))