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Subject: Rebel AntiGM Questions

Author: Howard Exner

Date: 01:14:13 11/12/98


I was noticing during testing of positions that I was getting different
times even though my settings were identical. See if someone can duplicate
this... set combination Off, AntiGM to Off and run the Louguet position #10
in infinite thinking mode. Record the time. Now set AntiGM to smart and
record the time. They should be the same. Now set AntiGM to Strong, record the
time. Finally set AntiGm to Smart and now the time is the same as the one just
previously tested (ie:AG=Strong). It seems as if the Smart setting is just
remembering the setting it had previously. Should not the Smart setting
reproduce the same time?

I further experimented and found that when I change the thinking time
from infinite to a tournament control, say 40 in 6 hours, that all seems to be
working fine using AntiGM = Smart. Rebel now is choosing from among the 3
options as the position dictates. Can others confirm this also? If true
should we not test EPD suites in infinite thinking mode but use a tournament
time control instead? The other possibility is that I am doing something wrong.

One last question on AntiGM. For endings it looks as if the Off,Active,Strong
and Smart options do not have any effect. Is this the case? This would make
sense to me as endings require their own unique approach.



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