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Subject: Re: CH-system with few participants

Author: Amir Ban

Date: 12:07:01 07/11/04

Go up one level in this thread


On July 11, 2004 at 14:46:08, Jens Kahlenberg wrote:

>On July 11, 2004 at 13:52:04, Ingo Althofer wrote:
>
>>On July 11, 2004 at 13:40:05, Volker Richey wrote:
>>
>>>
>>>>Round 10:
>>>>1. The Crazy Bishop - Junior
>>>>2. FIBChess         - Shredder
>>>>3. Fritz            - Diep
>>>>4. Crafty           - ParSOS
>>>>5. Jonny            - Deep Sjeng
>>>>6. Woodpusher 1997  - Falcon
>>>>7. IsiChess         - Movei
>>>
>>>
>>>Why?
>>>
>>>1. The Crazy Bishop - Junior
>>>2. FIBChess         - Shredder
>>>
>>>And not:
>>>1. ParSOS - Junior
>>>2. Falcon - Shredder ???
>>
>>That happens when there is a CH system for a tournament
>>with only few participants. The program has to take into
>>account all participants and only the ones with most points.
>>
>>Pairings would look more "appropriate" in some "relaxed CH", for instance:
>>in the last third of the tournament participants with less then
>>33 percent of the points are allowed to play more than once against
>>the same opponent.
>>
>>But in Ramat-Gan they play normal CH.
>>It may even be that also in the last round none of your two
>>wish-pairings will happen.
>>
>>Ingo Althofer.
>
>
>1. ParSOS           - Junior
>2. Falcon           - Shredder
>3. Jonny            - Fritz
>4. Crafty           - Woodpusher 1997
>5. The Crazy Bishop - Deep Sjeng
>6. FIBChess         - Diep
>7. IsiChess         - Movei
>
>Would be feasible pairings according to FIDE-rules for swiss pairing system
>(Manila '92). I wonder what kind of tournament software is used in Ramat-Gan?!
>Round 9 and especially round 7 were a little bit "ugly" too.
>

I agree. I think the pairing software give precedence to getting colors right.
At this stage of the tournament this is utterly wrong priority. The leaders
should get the strongest challenge that remains, and this is much more important
than that say IsiChess get the right number of whites/blacks.

Amir



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