俄罗斯负责俄乌何谈的代表团负责人Medinsky：递交给乌克兰的备忘录包含两部分内容。备忘录涉及长期和平与停火。

Group 1 - The core point of the article is that the Russian delegation, led by Medinsky, has submitted a memorandum to Ukraine that includes two main components related to long-term peace and ceasefire [1]