Hints and tips:
...He was thought to have been overtaken by two more hardline figures – Sergei Ivanov, a fellow first deputy prime minister, and Viktor Zubkov, the near-unknown whom Mr Putin made prime minister in September...
...he said ‘Listen Dima, it’s my business, just like you trade in gas. I’m a criminal lawyer’.”...
...But other huge variables are unknown. Take clouds. Cloud cover is thought to have increased in recent years....
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