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Variations and subvariant tree's
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deeper_insight
14-Aug-15, 18:23

Deleted by deeper_insight on 14-Aug-15, 18:26.
deeper_insight
14-Aug-15, 18:25

Variations and subvariant tree's
Now what the heck am I writing about now?Subvariant?There isn't even a word in the dictionary like that,so what's this nonsense about now TA,you may be asking?Tree's?

Yes,I want you to climb some trees,monkey!Here's a banana!Yes,and scratch your armpits!

All dumb jokes aside,there is chess lingo out there that you won't find in Websters,so already your thinking the wrong thing.

Since I am speaking to club members(and spy's outside of my club) from all levels of ratings,this thread may or may not be for you.On some rating levels,you should not even be studying opening,variations,tree's and more.But I am just a guide,not some God like mega mentor/instructor that will finely tune my brain knowledge to you with Mozart music playing in the background!Got it now?That is why I hate those critics in the other clubs!!!!To those critics,I say...eat some Comet cleanser and wash it down with Drano commode solution!Ha ha!
Hey,sounds like a joke,but maybe i'm serious?

Now,on to the mini lesson!I'll try and make this a bit brief,so your not too bored in reading 30 pages of theory...like I heard someone say something about in another club!!!!No club member is going to sit there reading 30 pages of anything!Ridiculous.You would be bored to death.

Once you have decided to study openings,do it one at a time and then break down that opening into one variation at a time and then into what is called subvariant lines(or tree lines).

Now how do I do that,your asking?Well,that is a good question.It can be done through various opening book software you can buy(and I can recommend later) or a good paperback book or two from Shamash's recommendation or mine.For this plan of study,I am NOT recommending some kind of opening book study from any GK database,because it does not contain what is called..."footnotes"(very important)from a senior master or GM when you come across some of the variations and tree lines.

Since i'm from the "old school",i'm going to start recommending an old but good book that you can purchase through Amazon or other online book stores used or new.Hey sometimes used is good because it contains a few extra pen mark notations and underlining in them that may become very useful!Ahhh...didn't think of that,did you?

MCO-15(copyright 2008) by Nick de firmian(3 time US chess champion)is an oldie but a goody!
No,its not cutting edge and totally up to date and yes,you will find an error in it(like many other chess books)from time to time(where are those critics?)...but it is a good and cheap way to get a good idea of what the heck i'm writing about & starting point to learn.

Whats good about books over software are that they make a quick organized reference guide with symbols,footnote comments,a chapter guide and more that can,in my opinion be checked much faster than trying to flip through a plastic disk of knowledge.And I have always believed that a paperback book leaves a better subconscious "imprint"in your brain than staring at a two dimensional lit up computer screen.Plus,unless you have all of that info backed up or your computer crashes,and/or you lose that disc....your going to lose that info.A handy book that I can quickly reach to my right and pick off the shelve,is all I need!

So,now lets imagine you have this MCO-15(or maybe you do already?)If so,excellent.

So now what?Well,my recommendations will branch off at this point depending upon your rating level.It has been suggested by GM's to study closed openings and the variations first and then move on to open variations and the tree's associated with those types of openings.(I have a post on open/vs closed if you are not sure what i'm writing about.)

Well,putting that aside,go to an opening that you have played before...example,The English Opening.Or maybe you have not played it before,does not matter.You want to learn,so be it.
Now,under the English,you have a number of"variations" like......The Four Knights Variation,The Bremen System,Closed Variation,Symmetrical Var.,Ultra Symm.,Hedgehog Defense and a few others.

Pick one variation in that book!Example....The Four Knights Variation.Now in MCO-15,it gives a nice paragraph or two condensed chat about that variation.That may peak your interest or not.If not,then try another variation and its explanation.So now,lets say you want to "explore"the 4 Knights in much more detail.In the same book it tells you that this variations move examples(in algebraic) are listed in columns 1 thru 12..Following me in the book now,by chance?Nice!

Now,go to those columns and you will see 12 separate games of the 4 Knights including "different"variations from both moves 3 and 4.Now alongside some of those moves you will see a little tiny alphabet letter like a,b,c,ect ect.THOSE LETTERS REPRESENT THE "SUBVARIANT TREE LINES WITHIN THE 4 KNIGHTS VARIATION.So then,what you can do later on is go down to the bottom of that page and read up on those footnotes and how the variation UNFOLDED in some master or GM game played from some past (usually major)chess tournament or world championship.Its all in that book with nice(but brief)explanations of the 4 Knights Var,the variations and the subvariant lines.Note that in that book the games also contain +,- and other symbols like that sideways infinity symbol(like a sideways 8)that represent that the game is open to further research,murky,unclear...but statistically equal for the most part.

So without getting into 30, pages of opening study....Ha,ha!That is about it for now,until you check out what the heck i'm writing about here!

But now,how do you go about studying all this stuff?

Ahhhhhhh...now that is a golden question!

Well,here is another fork in the road we come to!

Train as you see most comfortable!With another opponent(unrated),at your club or do what I have done for decades....use a chess program on you computer or a tabletop chess machine(recommended) to play through many of the variations and tree lines shown in that book.So you tried 7.b4....hmmmm,that seems weak,but lets see where it goes to.....nah...don't like it!Now back the piece up and reset the position from move # 7.Now try 7.a4(example).Hmmmmmm...that's better,i'm going to investigate that subvariant line to move 20 and see where it leads!!!Maybe i'll follow the book recommendation,maybe not?Lets see how the computer program responds on move 8.If I fail,I can simply reset the move and start over!(Now I recommend that the strength of your program is low/medium,but not in blunder state.

I have been doing that kind of self training on my Tasc R-30 since 1995!An excellent full sized wooden board with a nice wooden control module.The computer scolded me many times as i went through dozens of variations and subvariant lines UNTIL I FOUND THE BEST AND STRONGEST LINES THAT SUITED MY ABILITIES AND INSIGHT INTO THE GAME AND MADE ME PLAY TOP NOTCH AGAINST MY COMPUTER!

But the key is to then INCREASE the strength level of your software or tabletop computer over the months as your abilities get also stronger!So,in essence,you ARE playing an opponent when you are playing Shredder,Rybka,Houdini or the Tasc or Mach 3 tabletop computer in your possession.

Hope this bit of my rambling has helped a bit!Hey,all in one page!

TA


deeper_insight
14-Aug-15, 18:40

Conclusion
So now what?You have perhaps mastered and exhausted that one variation and tree line.Well,there are many more to explore.But see,that MCO book is kind of a reference guide.If you find,for example,that you love the Pelikan variation of the Sicilian,then my hyper suggestion would be to buy another specialty book that is simply labeled "The Pelikan Variation" of the Sicilian(or some software just on that variation).The USCF online has most of those things,by the way!There is a link on GK as well as my profile.Take a look sometime.

TA
hogfysshe
14-Aug-15, 19:53

thanks TA. as I mentioned in a previous club, I have taken move sequences out of chess books and entered them into my Sigma chess program to understand the concept the author was explaining more clearly, ...putting the paragraph or page into motion rather than trying to play it out in my head. I'd then add notes (a good use for the annotate feature of that program) to hopefully clarify something that I wasn't 'getting' from the text as written.

but in these situations (sequences from Nimzowicz' or Abrams' books for example), the opposing moves are included.

I've still never played against a computer except on some of those websites that have a novelty-ish "play against computer" feature, ...which I haven't treated as a serious training tool (and which is different than doing tactics problems which I do take seriously).

And I do own the MCO but have only used it a little and not to the point where a number of the points you just explained were clear.

point being that your suggestion above is something I could see doing, ...putting some of my underused but not completely unfamiliar resources to fuller use.

[I'm still not sure where Sigma fits into the range of chess programs. I assume it's pretty low end and that I should invest in a top program. But perhaps it is perfectly fine for these sorts of exercises. opponent strength CAN be adjusted for example]
deeper_insight
14-Aug-15, 20:24

Todd,
At rating levels below,say 2000 using your Sigma is fine.If you were to miraculously become a 2100-2500 player,then I would suggest going to a stronger program with a great GUI.I have many.Arena or Fritz 12 combined with the free Stockfish6 or the expensive Komodo8 is another suggestion.More bells and analysis whistles.Great windows in 2 and 3D.Then of course,your hardware,ply depth of analysis ect,all makes a difference in the analysis and speed of the responses.Some GUI's and programs have more limiting hash depth of analysis which makes a HUGE difference.On average,what your doing is fine.Using just a paperback book is fine as well.Some players do not have the computer experience you do to enter things into a sigma program,so just going over a paperback is the next best thing or at least as a combined learning tool.It might be old school,but buying one of those bigger tabletop computer chess systems that you can purchase/bid on Ebay and then playing though your opening study that way,(OTB)is another way to "program"your own mind to remember moves in a different visual way.just saying.

checkcharlie
18-Aug-15, 10:45

Ok, I've dusted off my MCO-15! I must admit that I've not looked at it since I was last on your forum. So, good prompting (as always).
deeper_insight
18-Aug-15, 12:50

That MC0 series was considered the "chess Bible"for many players over the years.Basically an oldie but a goody.Kind of more a reference guide,but if you know how to use it,it is invaluable.Many times just prior to a tournament at the Marshall,ive seen many a player peering into that thick book to get a last minute tip on some opening variation.Today,there are all kinds of books,probably better,i'm sure,but I have over 1,600 books in my collection and the MCO series going back to MCO-8. The earlier MCO series were all in descriptive notation and my MCO collection is still on the first spot on my shelve.I still look at it at least once every few weeks.



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