Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: (CNN) -- Belarus' president has ordered the halt of Russian natural gas deliveries to Europe via Belarus, his office told CNN Tuesday. The move comes as Russia is decreasing the amount of natural gas it sends to Belarus over what it says are unpaid debts. Belarus President Alexander Lukashenko said Russia owes Belarus $260 million for the natural gas it transports through the country, state news reported. "I have ordered the government to close down the transit of gas via Belarus until Gazprom pays for it. They haven't paid us a penny for this in the past six months. This is a cynical and absurd situation when you owe me $260 million while I owe you $190 million, and you are closing the valve on me, Lukashenko said, according to the Belarus state-run news agency Belta.Belarus' president says Russian natural gas deliveries to Europe to be stoppedRussia decreasing natural gas sent to Belarus over unpaid debtGas monopoly Gazprom reduced supply by 30 percent TuesdayBelarus has accumulated $200-million debt this year, says it will pay by July 5 
 Question:Gas from Russia through Belarus amounts to 6.25 percent of _'s total gas imports.

Europe