{"type":"rich","version":"1.0","title":"chapters 51 & 52.","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/aeRHrOT4gK99L_Ng/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/69e447ace4f880af7d2ff360\" frameborder=\"0\" allowfullscreen></iframe>"}