Cov txheej txheem:

Sicilian tiv thaiv. Najdorf variant: kev faib tawm, kev ntsuam xyuas, cov lus pom zoo ntawm cov kev xaiv nyuaj thiab cuam tshuam
Sicilian tiv thaiv. Najdorf variant: kev faib tawm, kev ntsuam xyuas, cov lus pom zoo ntawm cov kev xaiv nyuaj thiab cuam tshuam
Anonim

Tus Sicilian Defense yog ib qho ntawm cov lus teb muaj zog tshaj plaws rau White's 1.e4, nrog rau ib qho ntawm cov kev tiv thaiv feem ntau ua si los ntawm tus tswv ntawm Kev Ua Si thaum Dawb ua thawj zaug nrog huab tais lub pawn. Lub Najdorf Variation hauv Sicilian Defense yog ib qho ntawm Dub qhov kev hloov pauv zoo tshaj plaws thiab feem ntau yeej.

Dab tsi yog Sicilian Defense hauv chess?

Sicilian Defense
Sicilian Defense

Tus Sicilian Defense yog chess qhib uas pib nrog kev txav 1.e4 c5. Nws tshuav nws lub npe rau nws tus neeg tsim khoom, tus pov thawj Italian Pietro Carrera. Thaum pib, qhov qhib ntawm Dub qhov kev ua si tau suav tias tsis muaj zog, tab sis tom qab Luis Carlos siv nws nrog kev ua tiav ntawm Alexander McDonell hauv xyoo 1834 kev sib tw, nws pib muaj koob meej. Lub Sicilian Defense tau tsim nyob rau hauv ib nrab ntawm lub xyoo pua 20th.

Sicilian Variations

Vim nws qhov kev txhoj puab heev, Sicilian Defensenrov nrog chess players ntawm txhua qib. Tsis tas li ntawd, kev ua si siv qhov qhib ib txwm nthuav tawm nthuav dav thiab muaj kev hloov pauv zoo.

Vim tias kev tiv thaiv muaj ntau txoj hauv kev los tsim kev tawm tsam, ob qho tib si rau dawb thiab dub, ntau tus chess nto moo tau tsim ntau yam sib txawv ntawm nws qhov kev ua si. Yog li, muaj kev hloov pauv hauv chess hauv Sicilian Defense:

  • Najdorf;
  • dragon;
  • Paulsen;
  • Scheveningen;
  • Sveshnikova thiab lwm tus.
Miguel Najdorf
Miguel Najdorf

Kab lus no tsuas yog tham txog Najdorf variant thiab nws cov yam ntxwv. Rau kev paub ntau ntxiv, cov neeg ua si chess siab heev tau qhia kom nyeem phau ntawv "Sicilian Defence. Najdorf Variation", 1985, edited by V. F. Lepeshkin

Cov ntsiab lus tseem ceeb ntawm Sicilian Defense

Lub Sicilian Kev Tiv Thaiv ntawm Najdorf Variation tau txais ntau qhov chaw tsis ntev los no. Qhov kev hloov pauv no yog qhov yooj yim heev, tab sis tib lub sijhawm qhib tactical rau Dub. Nws yog ua si los ntawm chess players ntawm txhua qib, los ntawm amateurs mus rau masters ntawm kev ua si nyob rau hauv lub ntiaj teb no championships. Yog li ntawd, txhua tus neeg uas nyiam chess yuav tsum kawm cov tswv yim tseem ceeb ntawm Sicilian Defense thiab Najdorf Variation tshwj xeeb.

Yog li, qhov kev ua si pib zoo li no: 1.e4 c5, uas yog, Dub tsis teb symmetrically nrog e5, tab sis xaiv lub tswv yim los hloov qhov chaw ntawm nws qhov kev tawm tsam los ntawm kev txav lub pawn mus rau c5. Lub tswv yim dav dav ntawm qhov kev txav no los ntawm Dub yog tib yam li Dawb txoj kev txav, uas yog, lub siab xav tswj hwm qhov tseem ceeb square d4. Txawm li cas los xij, vim yog Black txoj haujlwm asymmetric, nws txoj kev npaj ua si txawv ntawm Dawb, uas tau tsom mus rau e4-e5 kab. Qhov kev qhib no twb tso cai rau peb hais tias Dawb muaj qhov zoo ntawm kev tawm tsam ntawm huab tais thiab tuaj yeem txhim kho nws sai sai. Dub, ntawm qhov tod tes, sim teb tus nrog sib ntaus nrog kev tawm tsam, tab sis twb nyob ntawm tus poj huab tais tus flank.

Kev ua si txuas ntxiv

Pib ntawm qhov kev ua si hauv Sicilian Defense
Pib ntawm qhov kev ua si hauv Sicilian Defense

Qhov peb txav mus tom ntej hauv Sicilian Defense ntawm Najdorf Variation rau Dub zoo li no: 2. Kf3 d6 3.d4. Ntawd yog, Dawb txhim kho huab tais tus tub rog ntawm f3 square, yog li tuav rov qab cov dub counterattack ntawm d4 square. Dawb lub tswv yim yog qhov tseeb heev, nws xav pauv pawns ntawm kev txav mus tom ntej ntawm d4 thiab muab nws cov tub rog rau ntawm lub xwmfab no. Nws yuav tsum raug sau tseg tias Dawb lub pawn ntawm d4 yog kev tiv thaiv tsis tsuas yog los ntawm cov tub rog ntawm f3, tab sis kuj los ntawm huab tais, txawm li cas los xij, kev ntes nrog poj huab tais hauv qhov qhib tsis pom zoo, vim tias cov khoom no dhau los ua qhov tsis zoo nyob hauv nruab nrab ntawm pawg thawj coj saib.. Qhov tseeb yog tias kev ntes nrog poj huab tais ntawm d4 tsis yog kev ntes nrog cov tub rog yuav ua rau muaj kev tawm tsam los ntawm cov pawns dub ntawm poj huab tais dawb thiab, vim li ntawd, kev loj hlob sai ntawm kev tawm tsam dub.

Dub lub pawn txav mus rau d6 raug yuam kom zam kev hem thawj ntawm e4-e5, uas ua rau Dawb tau txais qhov chaw. Dawb qhov thib peb txav ntawm d4 coj mus rau qhov hu ua qhib Sicilian Defence, uas tuaj yeem ua rau muaj kev nyuaj siab ntau dua. Yog li ntawd, txoj kev paub txog txoj haujlwm no tseem ceeb heev, thiab muaj nws, tus neeg ua si chess tuaj yeem kawm paub ua si qhov qhib no heev.

Kev txhim kho ntawm tog thiab Najdorf Variation

Najdorf Variation hauv Sicilian Defense
Najdorf Variation hauv Sicilian Defense

Txoj kev mus tom ntej zoo li no: cxd4 4. Kxd4 Kf6 5. Kc3 a6. Cov c thiab d pawns pauv, cov knights dawb yog tsom rau ntawm qhov chaw, thiab cov tub rog dub tab tom txhim kho ntawm f6. Black's a6 txav yog ceeb toom tawm tsam Dawb tus npis sov dawb ntawm b5. Tsis tas li ntawd, lub square no yog tus yuam sij rau kev tawm tsam ntawm ob qho tib si tsim dawb knights. Qhov tshwm sim ntawm chessboard yog tus yuam sij rau Sicilian Defense ntawm Najdorf Variation.

Nyob hauv txoj haujlwm no, txhua sab muaj nws txoj kev npaj:

  • Dub xeeb lub nrawm nrawm e5 txhawm rau nce qhov chaw thiab txav Dawb tus tub rog los ntawm d4-square.
  • White's plan is to Castle long and then attack with pawns on the kingside.

Los ntawm txoj haujlwm no, muaj qhov zoo ntawm kev txav mus tom ntej, Dawb tuaj yeem siv nws txoj kev npaj rau ntau txoj hauv kev.

English attack

Chess kev sib tw
Chess kev sib tw

Nyob hauv qhov kev hloov pauv no, kev txav mus zoo li no: 6. Ce3 e5 7. Kb3 Ce6 8.f3. Nws yog Dawb lub 6th txav nrog tus npis sov dub ntawm e3 uas dais lub npe ntawm kev tawm tsam Askiv. Qhov kev tawm tsam no nyob rau hauv Sicilian Defense ntawm Najdorf Variation entails castling ntawm opposite sab ntawm cov neeg tawm tsam thiab tawm tsam pawns los ntawm ob sab ntawm lub rooj tsavxwm. Dawb txoj kev mus rau f3 yog tsim nyog kom tsis txhob dub tus knight tsiv mus rau g4 thiaj li yuav pauv nws rau dawb tus npis sov muaj zog dub.

Ntxiv mus, Dawb yuav tau coj poj huab tais mus rau lub square d2, lub tsev fuabtais ntev thiab nce nws g- thiab h-pawns mus rau tus yeeb ncuab tus huab tais. Tom qab tus huab tais dub tau zoo nias los ntawm pawns, qhov kawg tshuabDawb tus npis sov dub, poj huab tais thiab rook yuav tau tawm tsam.

Rau Dub, lawv yuav tsis zaum ib leeg. Hauv kev tawm tsam Askiv hauv Sicilian Defense ntawm Najdorf Variation, nws raug nquahu kom Dub ua si raws li hauv qab no: ua kom luv luv castling, txhim kho tus npis sov dub ntawm e6, tso tus tub rog ntawm f6 lossis d7 thiab pib tawm tsam sai nrog lub a thiab b pawns rau ntawm poj huab tais.

Txoj haujlwm ua tiav yog qhov ntse heev, thiab txhua qhov kev txav tsis raug tuaj yeem txiav txim siab qhov tshwm sim ntawm kev sib ntaus sib tua. Ntawm no, kev paub txog kev xav, kev suav tseeb, kev xav thiab kev paub ntawm cov players yog qhov txiav txim siab rau qhov kawg ntawm qhov kev ua si. Nco ntsoov tias qhov kev hloov pauv ntawm qhov kev ua si no nruj heev rau ntawm Dub, yog li nws raug pom zoo kom suav nrog nws hauv kev tawm tsam ntawm txhua tus chess player.

Adams Attack

Weaver Warren Adams yog tus kws tshaj lij Asmeskas chess theorist nyob rau nruab nrab ntawm lub xyoo pua 20th. Nws tus kheej tsis paub qhov txawv ntawm nws tus kheej hauv ntiaj teb kev sib tw, tab sis nws yeej tau txais ntau yam khoom plig ntawm kev sib tw hauv tebchaws hauv Tebchaws Meskas. Adams paub zoo tshaj plaws rau nws lub tswv yim tias White's first-mover kom zoo dua ua ntej txiav txim siab nws yeej yog tias nws cov neeg sib tw ua si raug.

Miguel Najdorf game
Miguel Najdorf game

Tsis tas li, ntau tus neeg ua si chess paub Adams nres hauv Sicilian Defense ntawm Najdorf Variation. Lub ntsiab lus ntawm qhov kev tawm tsam no nyob rau hauv kev paub los ntawm Dawb ntawm qhov thib rau kev txav ntawm lub pawn ua ntej mus rau 6.h3 txhawm rau txhawb nqa g-pawn thiab kev txhim kho tom ntej ntawm g-h pawn nres ntawm huab tais. Nws yog qhov tseeb qhov kev txhim kho ntawm qhov kev ua si rau Dawb hauv Sicilian Defense ntawm Najdorf Variation uas tau lees paub los ntawm cov neeg ua si niaj hnub no feem ntau yog ib qho ntawm feem ntau.muaj zog txuas ntxiv.

Dub tiv thaiv Adas qhov kev tawm tsam ib yam li tawm tsam Askiv: ib tug tub rog, ib tug rook thiab ib tug npis sov dawb yuav tsum nyob ze vaj ntxwv. Nyob rau tib lub sijhawm, Dub tsis nco qab txog nws qhov kev tawm tsam nrog pawns thiab b.

Pom zoo: