official-stockfish/Stockfish — pull request #9 by glinscott (2014-06-26 15:26:34+00:00)
Title: Scale down endgames with pawns on one or two adjacent files

This is the tidied up version of shane's patch. I tested removing the "abs(eg_value(score)) <= BishopValueEg" condition and it was a regression, so it's functionally identical to the version that passed.