持续近5小时，会谈未达成解决乌克兰问题的折中方案！普京：若欧洲发动战争，俄已做好准备

Group 1 - The core viewpoint of the article revolves around the ongoing discussions between Russian President Putin and U.S. representatives regarding the Ukraine peace plan, highlighting the lack of consensus and the complexities involved in reaching a resolution [1][3]. - The meeting lasted nearly five hours, but no compromise was reached on the Ukraine issue, with U.S. proposals being unacceptable to Russia [1]. - Ukrainian President Zelensky is closely monitoring the U.S.-Russia talks and is prepared to respond based on the signals received from the U.S. following the discussions [2]. Group 2 - The U.S. draft of the 28-point peace plan was perceived as biased towards Russia, prompting significant revisions during talks in Geneva involving representatives from Ukraine, the U.S., and Europe [2]. - Zelensky emphasized that any peace agreement must involve Ukraine in the decision-making process and cannot be made behind its back [2]. - Despite initial optimism from the U.S. regarding the peace plan, the signals from the recent talks indicate an unclear outlook for the resolution of the conflict [3].