title: //h1
body: //article
author: //article/p[@class="subtitle"]/a/text()
date: substring-after(//article/p[@class="subtitle"]/text()[2],"le ")

test_url: https://ploum.net/2024-08-26-luddites-technophiles.html
test_url: https://ploum.net/sunrise-le-calendrier-du-futur/