{"version": "1.0", "type": "rich", "title": "An Optical Illusion with Two Geometric Circles.\u00a0", "author_name": "kontextmaschine", "author_url": "https://kontextmaschine.com", "provider_name": "kontextmaschine", "provider_url": "https://kontextmaschine.com", "url": "https://kontextmaschine.com/post/633723463798063104/", "html": "<p><a href=\"https://blunt-science.tumblr.com/post/627136268205195264/an-optical-illusion-with-two-geometric-circles\" class=\"tumblr_blog\" target=\"_blank\">blunt-science</a>:</p><blockquote><h2><b>\n\nAn Optical Illusion with Two Geometric Circles.\u00a0</b></h2></blockquote>\n<img src=\"/media/113b0f3267e45d17b4991206fef6c3e24e97394b_bd4c5b600f1c.jpg\" />", "thumbnail_url": "https://kontextmaschine.com/media/113b0f3267e45d17b4991206fef6c3e24e97394b_bd4c5b600f1c.jpg", "thumbnail_width": 729, "thumbnail_height": 750}