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Subject: Re: MTD(f)

Author: rasjid chan

Date: 01:13:40 06/18/05

Go up one level in this thread


On June 18, 2005 at 03:02:05, rasjid chan wrote:

>
>"I see no reason to ever fail hard. I don't even see how fail-soft is more
>bug-prone"
>
>I think some(many?) don't use fail-soft because there is almost always
>too long a "todo" list with high priority.
>
>If I am not wrong, after we get through with how to implement it correctly, it
>"should be" bug free. Maybe the method may be summarize in just a few principles
>to stick to, basically :-
>1) when returning from any search(), return a return_type of ex/ub/lb/rep3
>2) when we store  a best-score for exact, fail-low or fail-high,we
>   apply revere_type() which only reveresd the type of ub/lb.
>3) when we fail-high and the "best_type" is ex and if the move happen
>to be the last move left(more often in QS), we upgrade the return_type from the
>usual lb for fail-high to ex.
>
>This may be "about all" and maybe some other finer details that most
>chess programers should easily know.
>
>The problem is I have not monitored the "softness" of my fail soft.
>If fail-soft is really soft to a fair degree, why should anyone "fall-hard".
>When we store scores to HT, we may have a greater LB or lesser UB which
>is always better.
>
>Regards
>Rasjid

I have just added added some lines to monitor the softness of my fail soft.

It monitors all fail-low at the end of search() and qsearch() and no-move return
for QS, ignoring forward prunning fail-low etc,
using cumulative figure of sum-of-variation-from-alpha/total-fail-low-count

playing a game with kiwi losing 0-1

the first move has:-
soft-count = 6280 avg-variation = 60.55 (pawn-value = 100)
game end has:-
soft-count = 231983 avg-variation = 158.32

I have no idea of this "softness", but the figure is an encouraging non-zero!

From the log-file below I also have my first-move-fail-high statisticof of about
90% using what, at my level, is fairly comprehensive specific move ordering
deliberately avoiding any killer moves or history. I am nor sure if this figure
is good-enough/bad?

Best Regards
Rasjid



log file losing 0-1 to kiwi:-

Search algorithm -  plain AB
Pawn Hash Size 1.50 MB,  record size (24) bytes
Hash Size 20.00 MB, record size 20, records 1048576
game 1


  1 e7e5
  1 e7e5 (   -4) d-full( 4) Iter( 4) nps( 37236) pvL( 5) targ(0)
Hhit(0.13 /   0) eHhit(0.14) PHhit(0.41) draw(0) fmFH(0.93 /10827)
pvStage(0) maxD( 8) fnodes(0.40) ExEV(0.01)qExt(0.17) Prune(M 0/FS 0/QS 4376)
soft(6280/ 60.55)

  2 d8f6
  2 g8f6 (  -35) d-full( 4) Iter( 2) nps( 37701) pvL( 5) targ(0)
Hhit(0.13 /   0) eHhit(0.15) PHhit(0.45) draw(0) fmFH(0.93 /22641)
pvStage(0) maxD( 8) fnodes(0.35) ExEV(0.04)qExt(0.13) Prune(M 0/FS 0/QS 3481)
soft(14209/ 65.15)

  3 f8a3
  3 f6e4 (  -26) d-full( 3) Iter( 1) nps( 37494) pvL( 5) targ(0)
Hhit(0.07 /   0) eHhit(0.07) PHhit(0.47) draw(0) fmFH(0.91 /34226)
pvStage(0) maxD( 8) fnodes(0.22) ExEV(0.09)qExt(0.05) Prune(M 0/FS 0/QS 3824)
soft(21677/ 78.05)

  4 e4d2
  4 d7d5 (  -91) d-full( 3) Iter( 1) nps( 38663) pvL( 5) targ(0)
Hhit(0.13 /   0) eHhit(0.14) PHhit(0.51) draw(0) fmFH(0.90 /44383)
pvStage(0) maxD(10) fnodes(0.32) ExEV(0.00)qExt(0.17) Prune(M 0/FS 0/QS 3802)
soft(27858/ 89.72)

  5 d5d4
  5 f8b4 ( -106) d-full( 3) Iter( 2) nps( 38841) pvL( 7) targ(0)
Hhit(0.18 /   1) eHhit(0.20) PHhit(0.52) draw(0) fmFH(0.91 /50034)
pvStage(0) maxD(10) fnodes(0.45) ExEV(0.09)qExt(0.01) Prune(M 0/FS 0/QS 1997)
soft(31385/ 88.16)

  6 a7a6
  6 b4d6 ( -140) d-full( 4) Iter( 3) nps( 39509) pvL( 6) targ(0)
Hhit(0.30 /   0) eHhit(0.34) PHhit(0.45) draw(0) fmFH(0.91 /56653)
pvStage(0) maxD( 9) fnodes(0.67) ExEV(0.02)qExt(0.00) Prune(M 0/FS 0/QS 2831)
soft(35062/ 97.58)

  7 d6g3
  7 f7f5 ( -140) d-full( 4) Iter( 2) nps( 39219) pvL( 0) targ(0)
Hhit(0.12 /   1) eHhit(0.13) PHhit(0.57) draw(0) fmFH(0.91 /62249)
pvStage(0) maxD(11) fnodes(0.62) ExEV(0.01)qExt(0.00) Prune(M 0/FS 0/QS 2020)
soft(38574/106.80)

  8 g7g6
  8 d5e4 ( -140) d-full( 4) Iter( 0) nps( 39055) pvL( 5) targ(0)
Hhit(0.14 /   0) eHhit(0.14) PHhit(0.56) draw(0) fmFH(0.91 /68941)
pvStage(0) maxD( 9) fnodes(0.49) ExEV(0.01)qExt(0.00) Prune(M 0/FS 0/QS 2313)
soft(42854/109.48)

  9 e4e3
  9 b8c6 ( -150) d-full( 3) Iter( 1) nps( 38729) pvL( 4) targ(0)
Hhit(0.11 /   0) eHhit(0.10) PHhit(0.58) draw(0) fmFH(0.91 /76603)
pvStage(0) maxD( 9) fnodes(0.38) ExEV(0.00)qExt(0.00) Prune(M 0/FS 0/QS 3191)
soft(47168/107.24)

 10 e2h5
 10 g7g6 ( -154) d-full( 4) Iter( 1) nps( 38616) pvL( 4) targ(0)
Hhit(0.12 /   2) eHhit(0.13) PHhit(0.63) draw(0) fmFH(0.91 /82406)
pvStage(0) maxD(10) fnodes(0.51) ExEV(0.03)qExt(0.00) Prune(M 0/FS 0/QS 2521)
soft(50327/108.64)

 11 d6f8
 11 d6f8 ( -147) d-full( 4) Iter( 3) nps( 38715) pvL( 7) targ(0)
Hhit(0.15 /   1) eHhit(0.16) PHhit(0.58) draw(0) fmFH(0.91 /89841)
pvStage(0) maxD(11) fnodes(0.39) ExEV(0.01)qExt(0.00) Prune(M 0/FS 0/QS 3160)
soft(54397/107.15)

 12 d8d7
 12 d8d7 ( -187) d-full( 3) Iter( 2) nps( 38561) pvL( 4) targ(0)
Hhit(0.12 /   1) eHhit(0.11) PHhit(0.62) draw(0) fmFH(0.92 /96529)
pvStage(0) maxD( 8) fnodes(0.43) ExEV(0.02)qExt(0.00) Prune(M 0/FS 0/QS 2960)
soft(58025/105.02)

 13 f8c5
 13 h7h6 ( -131) d-full( 3) Iter( 2) nps( 38294) pvL( 4) targ(0)
Hhit(0.11 /   1) eHhit(0.10) PHhit(0.68) draw(0) fmFH(0.92 /102354)
pvStage(0) maxD( 9) fnodes(0.41) ExEV(0.00)qExt(0.00) Prune(M 0/FS 0/QS 2121)
soft(61525/104.73)

 14 d7d8
 14 d7g7 ( -121) d-full( 3) Iter( 2) nps( 38313) pvL( 4) targ(0)
Hhit(0.13 /   0) eHhit(0.13) PHhit(0.60) draw(0) fmFH(0.92 /109682)
pvStage(0) maxD( 7) fnodes(0.32) ExEV(0.00)qExt(0.00) Prune(M 0/FS 0/QS 3359)
soft(65294/103.13)

 15 g5h3
 15 c8d7 ( -109) d-full( 3) Iter( 2) nps( 38258) pvL( 4) targ(0)
Hhit(0.14 /   1) eHhit(0.16) PHhit(0.57) draw(0) fmFH(0.92 /115397)
pvStage(0) maxD( 8) fnodes(0.47) ExEV(0.01)qExt(0.00) Prune(M 0/FS 0/QS 2713)
soft(68198/102.21)

 16 f8d6
 16 f8d6 ( -111) d-full( 3) Iter( 2) nps( 38200) pvL( 4) targ(0)
Hhit(0.09 /   0) eHhit(0.09) PHhit(0.62) draw(0) fmFH(0.92 /122499)
pvStage(1) maxD( 8) fnodes(0.33) ExEV(0.01)qExt(0.00) Prune(M 0/FS 0/QS 2798)
soft(72298/100.64)

 17 c6b8
 17 g7f7 ( -129) d-full( 3) Iter( 2) nps( 38031) pvL( 4) targ(0)
Hhit(0.14 /   1) eHhit(0.15) PHhit(0.67) draw(0) fmFH(0.92 /127272)
pvStage(1) maxD( 9) fnodes(0.54) ExEV(0.01)qExt(0.00) Prune(M 0/FS 0/QS 1694)
soft(75311/100.39)

 18 c6e5
 18 c6e5 (  -99) d-full( 3) Iter( 2) nps( 37844) pvL( 3) targ(0)
Hhit(0.07 /   0) eHhit(0.06) PHhit(0.70) draw(0) fmFH(0.92 /132300)
pvStage(0) maxD(10) fnodes(0.43) ExEV(0.01)qExt(0.00) Prune(M 0/FS 0/QS 2441)
soft(77831/100.80)

 19 b5d7
 19 e8d7 ( -103) d-full( 4) Iter( 3) nps( 37749) pvL( 5) targ(0)
Hhit(0.13 /   1) eHhit(0.13) PHhit(0.62) draw(0) fmFH(0.92 /138717)
pvStage(0) maxD( 9) fnodes(0.41) ExEV(0.01)qExt(0.00) Prune(M 0/FS 0/QS 2368)
soft(81802/ 99.80)

 20 d7c6
 20 e5d3 ( -105) d-full( 4) Iter( 1) nps( 37832) pvL( 5) targ(0)
Hhit(0.15 /   2) eHhit(0.16) PHhit(0.62) draw(0) fmFH(0.92 /144583)
pvStage(0) maxD( 9) fnodes(0.49) ExEV(0.02)qExt(0.00) Prune(M 0/FS 0/QS 2306)
soft(85278/ 99.65)

 21 f5f4
 21 g6g5 ( -128) d-full( 3) Iter( 1) nps( 37826) pvL( 4) targ(0)
Hhit(0.18 /   0) eHhit(0.20) PHhit(0.53) draw(0) fmFH(0.92 /151819)
pvStage(0) maxD( 8) fnodes(0.35) ExEV(0.00)qExt(0.00) Prune(M 0/FS 0/QS 3001)
soft(89389/ 98.12)

 22 d7e8
 22 g5g4 (  -89) d-full( 3) Iter( 2) nps( 37677) pvL( 5) targ(0)
Hhit(0.17 /   0) eHhit(0.18) PHhit(0.58) draw(0) fmFH(0.92 /155751)
pvStage(0) maxD( 9) fnodes(0.66) ExEV(0.00)qExt(0.00) Prune(M 0/FS 0/QS 1571)
soft(91684/ 97.78)

 23 d7e7
 23 d6e7 (  -88) d-full( 3) Iter( 2) nps( 37692) pvL( 5) targ(0)
Hhit(0.21 /   1) eHhit(0.23) PHhit(0.50) draw(0) fmFH(0.92 /160791)
pvStage(0) maxD( 8) fnodes(0.56) ExEV(0.04)qExt(0.00) Prune(M 0/FS 0/QS 2169)
soft(94403/ 97.07)

 24 a8c8
 24 h6h5 (  -93) d-full( 3) Iter( 2) nps( 37715) pvL( 5) targ(0)
Hhit(0.21 /   3) eHhit(0.23) PHhit(0.49) draw(0) fmFH(0.92 /165070)
pvStage(0) maxD( 8) fnodes(0.63) ExEV(0.00)qExt(0.00) Prune(M 0/FS 0/QS 2115)
soft(96436/ 96.80)

 25 d7c8
 25 d7c8 ( -108) d-full( 3) Iter( 2) nps( 37604) pvL( 5) targ(0)
Hhit(0.16 /   5) eHhit(0.17) PHhit(0.54) draw(0) fmFH(0.92 /170453)
pvStage(0) maxD( 7) fnodes(0.62) ExEV(0.00)qExt(0.00) Prune(M 0/FS 0/QS 2511)
soft(99126/ 97.27)

 26 c7c5
 26 h5h4 (  -49) d-full( 4) Iter( 2) nps( 37582) pvL( 4) targ(0)
Hhit(0.17 /   0) eHhit(0.18) PHhit(0.56) draw(0) fmFH(0.92 /175570)
pvStage(0) maxD( 8) fnodes(0.49) ExEV(0.00)qExt(0.00) Prune(M 0/FS 0/QS 2260)
soft(101847/ 98.12)

 27 d3f2
 27 e7d6 (  -31) d-full( 4) Iter( 3) nps( 37627) pvL( 5) targ(0)
Hhit(0.24 /   1) eHhit(0.25) PHhit(0.57) draw(0) fmFH(0.92 /180716)
pvStage(0) maxD( 8) fnodes(0.54) ExEV(0.00)qExt(0.00) Prune(M 0/FS 0/QS 1450)
soft(105328/ 98.89)

 28 f7g7
 28 g4g3 (  -28) d-full( 4) Iter( 3) nps( 37606) pvL( 7) targ(0)
Hhit(0.23 /   4) eHhit(0.23) PHhit(0.61) draw(0) fmFH(0.92 /185176)
pvStage(0) maxD( 9) fnodes(0.58) ExEV(0.01)qExt(0.00) Prune(M 0/FS 0/QS 1082)
soft(108470/ 99.11)

 29 h4g3
 29 h4g3 (   28) d-full( 4) Iter( 2) nps( 37625) pvL( 5) targ(0)
Hhit(0.19 /   0) eHhit(0.20) PHhit(0.59) draw(0) fmFH(0.92 /190800)
pvStage(0) maxD( 8) fnodes(0.53) ExEV(0.00)qExt(0.01) Prune(M 0/FS 0/QS 2190)
soft(111729/ 98.89)

 30 f7d5
 30 f7h5 (   -4) d-full( 3) Iter( 2) nps( 37614) pvL( 4) targ(0)
Hhit(0.12 /   0) eHhit(0.11) PHhit(0.69) draw(0) fmFH(0.92 /196817)
pvStage(1) maxD( 6) fnodes(0.41) ExEV(0.00)qExt(0.01) Prune(M 0/FS 0/QS 2214)
soft(115383/ 98.52)

 31 c7c5
 31 h5h4 (   17) d-full( 3) Iter( 2) nps( 37518) pvL( 3) targ(0)
Hhit(0.08 /   0) eHhit(0.07) PHhit(0.76) draw(0) fmFH(0.92 /201222)
pvStage(0) maxD( 7) fnodes(0.44) ExEV(0.00)qExt(0.01) Prune(M 0/FS 0/QS 1029)
soft(118576/ 98.64)

 32 a7a6
 32 d6e7 (  -10) d-full( 4) Iter( 2) nps( 37573) pvL( 4) targ(0)
Hhit(0.15 /   1) eHhit(0.15) PHhit(0.65) draw(0) fmFH(0.92 /206253)
pvStage(0) maxD(10) fnodes(0.55) ExEV(0.03)qExt(0.01) Prune(M 0/FS 0/QS 1829)
soft(121693/ 99.13)

 33 e7d8
 33 h8h7 (   -5) d-full( 4) Iter( 3) nps( 37544) pvL( 4) targ(0)
Hhit(0.18 /   0) eHhit(0.20) PHhit(0.63) draw(0) fmFH(0.92 /210643)
pvStage(0) maxD( 9) fnodes(0.65) ExEV(0.00)qExt(0.01) Prune(M 0/FS 0/QS 1515)
soft(124512/ 99.51)

 34 c7c6
 34 a7a6 (   22) d-full( 3) Iter( 2) nps( 37511) pvL( 4) targ(0)
Hhit(0.16 /   0) eHhit(0.17) PHhit(0.58) draw(0) fmFH(0.92 /214734)
pvStage(0) maxD( 7) fnodes(0.53) ExEV(0.00)qExt(0.01) Prune(M 0/FS 0/QS 1499)
soft(126999/100.56)

 35 h7h5
 35 d3b2 (  -85) d-full( 4) Iter( 3) nps( 37648) pvL( 5) targ(0)
Hhit(0.32 /   0) eHhit(0.36) PHhit(0.54) draw(0) fmFH(0.92 /218002)
pvStage(1) maxD( 9) fnodes(0.74) ExEV(0.00)qExt(0.00) Prune(M 0/FS 0/QS 1101)
soft(129030/102.92)

 36 a8a7
 36 b2a4 ( -109) d-full( 4) Iter( 2) nps( 37676) pvL( 4) targ(0)
Hhit(0.10 /   0) eHhit(0.10) PHhit(0.65) draw(0) fmFH(0.92 /223416)
pvStage(0) maxD( 8) fnodes(0.40) ExEV(0.10)qExt(0.00) Prune(M 0/FS 0/QS 1975)
soft(132387/102.99)

 37 e7c5
 37 h4g5 ( -135) d-full( 4) Iter( 3) nps( 37752) pvL( 5) targ(0)
Hhit(0.27 /   0) eHhit(0.27) PHhit(0.59) draw(0) fmFH(0.92 /227864)
pvStage(2) maxD( 9) fnodes(0.62) ExEV(0.00)qExt(0.00) Prune(M 0/FS 0/QS 1517)
soft(135060/104.40)

 38 g6e7
 38 h7e7 ( -135) d-full( 4) Iter( 2) nps( 37789) pvL( 0) targ(0)
Hhit(0.10 /   0) eHhit(0.10) PHhit(0.65) draw(0) fmFH(0.92 /233276)
pvStage(0) maxD( 9) fnodes(0.54) ExEV(0.00)qExt(0.00) Prune(M 0/FS 0/QS 2320)
soft(137920/104.30)

 39 e7d7
 39 e7e8 ( -115) d-full( 4) Iter( 1) nps( 37784) pvL( 5) targ(0)
Hhit(0.28 /   0) eHhit(0.30) PHhit(0.59) draw(0) fmFH(0.92 /234544)
pvStage(0) maxD( 8) fnodes(0.73) ExEV(0.00)qExt(0.01) Prune(M 0/FS 0/QS 302)
soft(138841/105.73)

 40 e4e3
 40 g5g6 ( -115) d-full( 2) Iter( 0) nps( 37785) pvL( 5) targ(0)
Hhit(0.50 /   0) eHhit(0.00) PHhit(0.00) draw(0) fmFH(0.92 /234544)
pvStage(0) maxD( 0) fnodes(1.00) ExEV(0.00)qExt(0.00) Prune(M 0/FS 0/QS 0)
soft(138841/105.73)

 41 a4b6
 41 e8g8 ( -201) d-full( 4) Iter( 4) nps( 37930) pvL( 5) targ(0)
Hhit(0.10 /   2) eHhit(0.11) PHhit(0.63) draw(0) fmFH(0.92 /245647)
pvStage(0) maxD(12) fnodes(0.35) ExEV(0.02)qExt(0.00) Prune(M 0/FS 0/QS 3950)
soft(145654/109.66)

 42 a4c5
 42 a4b6 ( -278) d-full( 4) Iter( 3) nps( 38164) pvL( 7) targ(0)
Hhit(0.16 /   1) eHhit(0.18) PHhit(0.61) draw(0) fmFH(0.92 /255827)
pvStage(0) maxD( 9) fnodes(0.42) ExEV(0.01)qExt(0.00) Prune(M 0/FS 0/QS 3298)
soft(152133/116.68)

 43 b6c4
 43 g6e6 ( -255) d-full( 4) Iter( 2) nps( 38260) pvL( 3) targ(0)
Hhit(0.10 /   1) eHhit(0.10) PHhit(0.68) draw(0) fmFH(0.92 /265128)
pvStage(0) maxD(10) fnodes(0.40) ExEV(0.01)qExt(0.00) Prune(M 0/FS 0/QS 2781)
soft(158306/120.34)

 44 g8g5
 44 b6c4 ( -237) d-full( 4) Iter( 1) nps( 38346) pvL( 3) targ(0)
Hhit(0.06 /   0) eHhit(0.06) PHhit(0.66) draw(0) fmFH(0.92 /276296)
pvStage(0) maxD(10) fnodes(0.13) ExEV(0.03)qExt(0.00) Prune(M 0/FS 0/QS 3403)
soft(165757/123.49)

 45 a8a7
 45 g8f8 ( -265) d-full( 4) Iter( 3) nps( 38498) pvL( 4) targ(0)
Hhit(0.10 /   1) eHhit(0.10) PHhit(0.67) draw(0) fmFH(0.92 /287158)
pvStage(2) maxD( 9) fnodes(0.25) ExEV(0.01)qExt(0.00) Prune(M 0/FS 0/QS 3631)
soft(172590/127.45)

 46 d5c5
 46 c8b8 ( -357) d-full( 3) Iter( 1) nps( 38725) pvL( 3) targ(0)
Hhit(0.08 /   0) eHhit(0.08) PHhit(0.67) draw(0) fmFH(0.92 /297365)
pvStage(0) maxD( 9) fnodes(0.14) ExEV(0.07)qExt(0.00) Prune(M 0/FS 0/QS 2896)
soft(179541/127.89)

 47 b8c8
 47 c4e3 ( -534) d-full( 4) Iter( 4) nps( 38835) pvL( 5) targ(0)
Hhit(0.11 /   0) eHhit(0.10) PHhit(0.63) draw(0) fmFH(0.91 /306903)
pvStage(2) maxD( 9) fnodes(0.27) ExEV(0.02)qExt(0.00) Prune(M 0/FS 0/QS 3179)
soft(185553/129.42)

 48 b7b5
 48 e3g2 ( -534) d-full( 4) Iter( 2) nps( 39020) pvL( 0) targ(0)
Hhit(0.07 /   3) eHhit(0.06) PHhit(0.65) draw(0) fmFH(0.91 /316352)
pvStage(0) maxD( 9) fnodes(0.11) ExEV(0.06)qExt(0.00) Prune(M 0/FS 0/QS 3184)
soft(191412/131.37)

 49 b8c7
 49 b8a7 ( -496) d-full( 3) Iter( 3) nps( 39251) pvL( 5) targ(0)
Hhit(0.11 /   0) eHhit(0.10) PHhit(0.65) draw(0) fmFH(0.91 /325121)
pvStage(2) maxD( 9) fnodes(0.28) ExEV(0.06)qExt(0.00) Prune(M 0/FS 0/QS 2746)
soft(196932/133.58)

 50 f4e3
 50 a7b8 ( -933) d-full( 5) Iter( 4) nps( 39423) pvL( 5) targ(0)
Hhit(0.11 /   0) eHhit(0.11) PHhit(0.62) draw(0) fmFH(0.91 /332404)
pvStage(0) maxD(11) fnodes(0.23) ExEV(0.05)qExt(0.00) Prune(M 0/FS 0/QS 2384)
soft(201553/134.98)

 51 h3g3
 51 f5f4 ( -966) d-full( 5) Iter( 2) nps( 39816) pvL( 5) targ(0)
Hhit(0.14 /   2) eHhit(0.15) PHhit(0.54) draw(0) fmFH(0.91 /344435)
pvStage(2) maxD(12) fnodes(0.24) ExEV(0.09)qExt(0.00) Prune(M 0/FS 0/QS 4356)
soft(208371/140.30)

 52 e3f4
 52 f8f4 (-1001) d-full( 4) Iter( 2) nps( 40076) pvL( 4) targ(0)
Hhit(0.12 /  13) eHhit(0.10) PHhit(0.56) draw(0) fmFH(0.91 /355350)
pvStage(1) maxD(10) fnodes(0.24) ExEV(0.01)qExt(0.00) Prune(M 0/FS 0/QS 3757)
soft(214704/144.20)

 53 e6h6
 53 b8a7 (-1020) d-full( 4) Iter( 1) nps( 40576) pvL( 4) targ(0)
Hhit(0.18 /   4) eHhit(0.16) PHhit(0.47) draw(0) fmFH(0.91 /367686)
pvStage(2) maxD(11) fnodes(0.42) ExEV(0.02)qExt(0.00) Prune(M 0/FS 0/QS 5737)
soft(220588/149.29)

 54 f4e3
 54 a7b8 (-1047) d-full( 4) Iter( 3) nps( 40973) pvL( 5) targ(0)
Hhit(0.19 /  20) eHhit(0.16) PHhit(0.50) draw(0) fmFH(0.91 /378870)
pvStage(4) maxD(11) fnodes(0.34) ExEV(0.04)qExt(0.00) Prune(M 0/FS 0/QS 4604)
soft(226124/153.08)

 55 c7g7
 55 e6c8 (-1317) d-full( 4) Iter( 3) nps( 41309) pvL( 7) targ(0)
Hhit(0.14 /   7) eHhit(0.13) PHhit(0.54) draw(0) fmFH(0.90 /389360)
pvStage(1) maxD(11) fnodes(0.32) ExEV(0.02)qExt(0.00) Prune(M 0/FS 0/QS 3761)
soft(231761/158.12)

 56 e3b6
 56 a8a7 (-7992) d-full( 2) Iter( 1) nps( 41292) pvL( 3) targ(0)
Hhit(0.17 /   0) eHhit(0.16) PHhit(0.49) draw(0) fmFH(0.90 /389813)
pvStage(1) maxD( 6) fnodes(0.33) ExEV(0.00)qExt(0.00) Prune(M 0/FS 0/QS 157)
soft(231983/158.32)

 57 d1d8
 57 a7a8 (-7992) d-full( 0) Iter( 1) nps( 41335) pvL( 3) targ(0)
Hhit(0.00 /   0) eHhit(0.00) PHhit(0.00) draw(0) fmFH(0.90 /389813)
pvStage(1) maxD( 0) fnodes(0.33) ExEV(0.00)qExt(0.00) Prune(M 0/FS 0/QS 0)
soft(231983/158.32)

 58 g7b7

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