俄罗斯总统普京：俄罗斯已准备好增加对印尼的原油和液化天然气供应。

Group 1 - The core point of the article is that Russia is prepared to increase its supply of crude oil and liquefied natural gas (LNG) to Indonesia [1] Group 2 - This move indicates Russia's intention to strengthen its energy partnerships in Southeast Asia, particularly with Indonesia [1] - The increase in supply could potentially enhance Indonesia's energy security and diversify its energy sources [1]