{"type":"rich","version":"1.0","title":"Use of english unit 4","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/Yzri1HjkbLZ-HtQB/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/633ae2d478e46cb67e1ed401\" frameborder=\"0\" allowfullscreen></iframe>"}