I'll help out the Ukrainian-based bloggers with a comment on this.
GAZP buys gas from Turkmenistan at $100 thousand cubic meters (mcm) adds it to the gas that it sells to Ukraine at the net back equivalent of $240/mcm and sells at a blended price of $95/mcm. Even SWMBO knows that the sum of two numbers can't be less than their face value.
Enter RosUkrEnergo who last year made super-outsized profits and this year will pay them back by taking on the loss according to Brunswick UBS. Its always nice to see when you are right.
[composed and posted with ecto]