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Subject: Re: ECM errata (401 thru 500)

Author: Uwe Immel

Date: 12:41:41 02/06/98

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On February 05, 1998 at 05:22:50, Howard Exner wrote:

---sniped----

>>>>>>No. 500 (f3):
>>>>>>
>>>>>>Looks wrong: 1...f3 2.Nxf3 Qg3 3.Be3 and where is the continuation ?
>>>>>>
>>>>>>Recommend: Drop it.
>>>>>
>>>>>The book continues with 3 ... Bg4 4.Qd6 Be5 0-1. Looks correct. Is
>>>>>there something better than Qd6 though?
>>>>
>>>>No. Rd2 and Qc5 fail. It's correct.
>>>
>>>I'm running this now, too.
>>
>>This one found 1. ... f3 in approximately two hours on the Alpha.  The
>>fail-high resolved to +4.41.
>>
>>1. ... Nxf2 was at +1.42 in the same iteration, so this seems to be good
>>but either not as good or not as direct as 1. ... f3.
>>
>>This may be the coolest problem I have ever seen.  It is solvable but
>>the complications are fantastic.
>
>Yes this is quite a wild position, almost as if it were a composed
>problem. The game was Ciocaltea vs Radovici (Romania,1968). I'm
>wondering
>if anyone has this game in a database as I am curious if the actual
>moves
>were from the game or if it was discovered after the game. The authors
>of ECM state that not all positions were actual game scores but that
>many positions were included from post game analysis. Either way it
>certainly
>is mind boggling
>
>Looks like there will be quite a number of challenging positions coming
>out of this revised suite.

Here is the original game

[Event "Bucuresti"]
[Site "?"]
[Date "1968.??.??"]
[Round "?"]
[White "Ciocaltea"]
[Black "Radovici, C."]
[Result "0-1"]
[ECO "A87/60"]
[PlyCount "54"]
[EventDate "1968.??.??"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. Nf3 O-O 6. d4 Nbd7 7. O-O e5
8. h3 c6 9. Be3 Nh5 10. dxe5 dxe5 11. Qd6 f5 12. Rad1 Qe8 13. Bc1 e4 14.
Nd4
Ne5 15. b3 e3 16. Bxe3 Nf7 17. Qc5 Nxg3 18. Rfe1 Nh5 19. Qb4 f4 20. Bc1
Ng5 21.
h4 Nh3+ 22. Kf1 Qe5 23. Na4 f3 24. Nxf3 Qg3 25. Be3 Bg4 26. Qd6 Be5 27.
Qd3 Qh2
0-1

regards
Uwe



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