beginnerpost mortem (I finally won one!)

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redearth329

Thanks to all the folks that gave me feedback on my last two games. I focused on counting errors and finally won one. There were a couple of mistakes that I made, though. I'm hoping more experienced folks might be able to point out some others, or tell me if what I thought were mistakes actually weren't. Also, my opponent definately made some mistakes, so I was hoping to hear if there was something he could have done that would have compromised my game (eg: a weakness of mine that I didn't spot, and he could have exploited). Thanks so much again to everybody!

GotGoose

Hi, your opponent played a dubious opening starting with the move 2... Nf6.  Usually, 2... e6 or 2... c6 are played.  You did not take advantage of it, but here are two links on how to get an advantage against the bad, so-called Marshall Defense to the Queen's Gambit.

http://www.youtube.com/watch?v=6U5hKR-TXH8

http://www.chesscafe.com/text/heisman62.pdf 

 When you played 6. Bg2 you hung the c4 pawn.  However, it looks like 6... dxc4 7. Qa4 wins it back.  Plus, taking the pawn would have made your center stronger and given you mobile center pawns.  I don't play this variation so does anyone else have thoughts?

You missed a tactic when he played 11... Be6.  You could have removed the defender (the bishop) of the knight on g4 by playing 12. Bxe6.  He would have to play 12... fxe6 when you could take on g4 with the Queen.

 You gave up your bishop for a pawn when you played 17.  Rd1.  You could have played 17. Bxe6 and been fine.

 Yes, 27. Rxg5+ or Bxg5 would have been better. It's a free pawn! I probably would have played Bxg5 because it attacks his queen and the queening square for your pawn.

 31. Nf4+ allows him to win a free knight.  (31... gxf4)

Nice job with spotting the Qg3#.

 Hope this helps.


emilyispsycho7
it was a good game and congrats
redearth329
Thanks! You definately pointed out some errors I hadn't noticed. Also, thanks for the links for the Marshall defense stuff (the chesscafe one is a dead link, but the youtube one works).
Escapest_Pawn

It's hard to argue with success, but you need not have sacked your bishop,

17 Bxc6 Nxc6

18 Qxc6 and unless I am mistaken, he cannot trap your queen or anything dire.

 He did not have to give the piece back as 19....Nxe5 white Q moves 20...Bc8

Granted, black does not like 23...f6Nd2 but it's better then losing it. 

28...Nd7 looks good and long overdue, although he can almost get away with RxBe5 29 Nxf6+ QxNf6 30 QxQf6 RxRe5, the trouble is, he is already down a piece so is swapping down to a lost position even though he came out a bit ahead in the combination. 31...gxNf4 leaves him still overly exposed but better off than leaving it unless I am missing something.

Your 32Bg7+ sac was really clever!  Well done there! I would have played

32 NxRe6 Qg8 (only way to defend33 Qf6#) 33 Qh3+ Kg3 34 Qh5# which is not nearly as elegant as your bishop sac.  

Chess is like golf (also war and poetry), players evaluate themselves by their brilliancies, yet win or lose according to blunders. 


Escapest_Pawn
Sorry, I was praising your final bishop sac failing to see an immediate 32 Qh3# making the sac unnecessary