mcostalba/Stockfish — pull request #23 by glinscott (2012-09-16 14:04:25+00:00)
Title: Bonus for rook/queen attacking pawns on same rank

Based off of the idea from @RyanTaker, this did very well in game testing.

Wins: 3390 Losses: 2972 Draws: 11323
LOS: 99.999992%
ELO: 8.213465 +- 99%: 6.746506 95%: 5.124415
Win%: 51.181792 +- 99%: 0.969791 95%: 0.736740