美伊双方：就一些总体问题达成一致

Group 1 - The core viewpoint of the article highlights the ongoing indirect negotiations between Iran and the United States, with some overall agreements reached in the second round of talks, while details are still under discussion [1][2][3] - The second round of indirect negotiations took place in Geneva, Switzerland, at the Omani diplomatic mission, indicating a neutral ground for discussions [3] - The initial indirect talks occurred on the 6th of this month in Muscat, Oman, where both parties agreed to continue negotiations despite significant disagreements on core issues [2]