ソース:[1] Commodities: Oil Gains On Uncertainty Around Russian Oil | Seeking Alpha (https://seekingalpha.com/article/4820420-comm ...)[2] Oil prices up almost 2% amid Israeli attacks on Qatar - The Hindu (https://vertexaisearch.cloud.google.com/groun ...)[3] Crippling Russia's economy: EU explores new sanctions on Russian banks, oil trade; joint action with US being mulled - The Times of India (https://vertexaisearch.cloud.google.com/groun ...)