0B.09.18 is a "correction" for 0B.09.17.
0B.09.18a showed good performance against Rybka in 1 minute time control.
0B.09.18b held its own against Houdini in 5+3 time control.
IvanHoe 0B.09.18 download
http://www.open-chess.org/viewtopic.php?f=7&t=1618#p14419