Labarin da ke bayan wasan
Wasa na goma na gasar zakarun duniya ta 1921 yana tasowa zuwa ƙarshen wasan hasumiya da doki. Hasumiyar Capablanca tana isa layi na farko kwance, doki yana samun gidajen tsakiya, kuma daga ƙarshe sarki yana shiga aiki. Bi waɗannan ingantawa dabam kafin tantance fasa layin sojoji na ƙarshe: hasumiya mai aiki tana samar da dama, amma sauran guntaye dole su taimaka juya su zuwa ci gaba.
Ɗauki waɗannan ra’ayoyi zuwa wasanka na gaba
- Musaya zai iya inganta tsari da hasumiyar da ta rage lokaci ɗaya.
- Duba kamawa ta en passant kafin ka ɗauka cewa matsawar soja gaba gida biyu ta rufe layi tsaye.
- Hasumiya a layin baya kwance tana bukatar manufa ta zahiri, ba wuri mai burgewa kawai ba.
- Kawo sarki cikin ƙarshen wasa kafin ka himmatu ga fasa tsakiyar sojoji.
Karanta cikakken wasa mai bayanai
Cikakken rubutun wasa, ciki har da sakamako da amsoshi. Bayanan asali na chessgames.info; rubutun motsin wasa daga majiyoyin da ke ƙasa.
Capablanca yana buga 23...Rd5. Musayar da aka rubuta tana barin baƙin soja a d5 da ɗayar baƙar hasumiya a buɗaɗɗen layin c tsaye. Kwatanta matsayi kafin da bayan Rxd5 da sake kamawar da soja ya yi. Baƙaƙe suna musayar farar hasumiya mai aiki, suna maye gurbin sojan c da sojan tsakiya kuma suna riƙe hasumiya da za ta iya aiki a layi tsaye mai buɗe. Wannan shawarar tsari ce da kuma musaya; yi amfani da sauran zaɓuɓɓukan da aka ajiye don tantance ko ya kamata farare su karɓa.
Amsar 37...hxg3 ita ce en passant: sojan h4 yana kamawa a g3 kuma yana cire farin sojan g4. En passant yana samuwa ne kawai a wannan amsa. Bayan fxg3 da aka rubuta, farare suna da sojoji a g3 da h3 kuma sojan f ya fita daga layin f tsaye. Sake gina wannan matsayi maimakon ɗaukar g4 a matsayin shinge na dindindin. Hasumiyar baƙaƙe sannan tana shiga layi na biyu kwance; dole a tantance aiki da sojojin da ake nufa da suka sauya tare.
Motsin da aka rubuta shi ne 43...Rb1, yana nufin b3. Binciken da aka ajiye yana fifita …Nb4, yana samun lokaci kan hasumiyar d3. Motsin biyu suna ƙoƙarin amfani da guntaye masu aiki, amma motsin doki da aka ajiye yana kai hari kai tsaye kafin hasumiya ta sauya layi tsaye. A ci gaban da aka rubuta baƙaƙe suna samun sojan b3; wannan sakamako ba ya tabbatar da cewa motsin hasumiya shi ne zaɓi mafi ƙarfi. Kwatanta mafi kyawun amsoshin farare ga shirye-shiryen biyu a layukan da aka ajiye.
Capablanca yana buga 64...e5, yana amfani da sarki mai aiki da dokin tsakiya don tallafa wa sauya tsarin sojoji. Jerin da aka rubuta yana musayar sojan e a d4, yana kawo sarki zuwa c5 kuma yana matsa da sojan d da ya rage gaba. Hasumiya da doki har yanzu suna da muhimmanci: kada ka taƙaita matsayin zuwa ƙarshen wasan sarki da sojoji na gama-gari. Matsayin ƙarshe miƙa wuya ne, ba shah mat da aka rubuta ba; layukan injini da aka ajiye suna nuna ci gaba bayan rubutun wasa.
Sakamako: 0-1. Rubutun wasan yana ƙarewa a nan; ba ya nufin shah mat.
Yi tunani sosai kan lokutan sauyin wasa
Motsi 23: Miƙa musaya mai manufa
Ta yaya baƙaƙe za su ƙalubalanci hasumiyar e5 mai aiki tare da inganta tsarin sojojin tsakiya? A wasan: Rd5. Capablanca yana buga 23...Rd5. Musayar da aka rubuta tana barin baƙin soja a d5 da ɗayar baƙar hasumiya a buɗaɗɗen layin c tsaye. Kwatanta matsayi kafin da bayan Rxd5 da sake kamawar da soja ya yi. Baƙaƙe suna musayar farar hasumiya mai aiki, suna maye gurbin sojan c da sojan tsakiya kuma suna riƙe hasumiya da za ta iya aiki a layi tsaye mai buɗe. Wannan shawarar tsari ce da kuma musaya; yi amfani da sauran zaɓuɓɓukan da aka ajiye don tantance ko ya kamata farare su karɓa.
Sauran zaɓuɓɓuka da injini ya goyi baya
Rd5 b3 Rxe5 dxe5 Ng6 h3 Rd8 Rxd8+ Qxd8 f4 Qd5 Kh2 · -0.51 · zurfi 18
Rb8 b3 · -0.31 · zurfi 18
Qa6 b3 Rd5 Rxd5 cxd5 Qd2 Nf5 · -0.32 · zurfi 17
Motsi 37: Lura da kamawa ta en passant
Farare sun matsa da sojan g daga g2 zuwa g4 yanzu. Wace kamawa ta musamman ce take sauya tsari nan take? A wasan: hxg3. Amsar 37...hxg3 ita ce en passant: sojan h4 yana kamawa a g3 kuma yana cire farin sojan g4. En passant yana samuwa ne kawai a wannan amsa. Bayan fxg3 da aka rubuta, farare suna da sojoji a g3 da h3 kuma sojan f ya fita daga layin f tsaye. Sake gina wannan matsayi maimakon ɗaukar g4 a matsayin shinge na dindindin. Hasumiyar baƙaƙe sannan tana shiga layi na biyu kwance; dole a tantance aiki da sojojin da ake nufa da suka sauya tare.
Sauran zaɓuɓɓuka da injini ya goyi baya
Ra1+ Kg2 Nd6 Nc3 g5 Kf3 Rc1 Ke2 Rc2+ Ke1 Kf8 Re3 · -1.65 · zurfi 20
Nd6 Kg2 g5 Nc3 Ra1 Kf3 Rc1 Ke2 Rc2+ Ke1 f6 Re3 · -1.64 · zurfi 20
hxg3 fxg3 Nd6 Nc3 Rb6 Ne2 Kg7 Kf2 g5 Ke3 Ra6 Nc3 · -1.48 · zurfi 20
Motsi 43: Inganta doki tare da samun lokaci
Hasumiyar baƙaƙe ta isa c1. Wane motsin doki ne yake kai hari ga hasumiyar a d3? Kwatanta da dabarar hasumiya da aka rubuta. A wasan: Rb1. Motsin da aka rubuta shi ne 43...Rb1, yana nufin b3. Binciken da aka ajiye yana fifita …Nb4, yana samun lokaci kan hasumiyar d3. Motsin biyu suna ƙoƙarin amfani da guntaye masu aiki, amma motsin doki da aka ajiye yana kai hari kai tsaye kafin hasumiya ta sauya layi tsaye. A ci gaban da aka rubuta baƙaƙe suna samun sojan b3; wannan sakamako ba ya tabbatar da cewa motsin hasumiya shi ne zaɓi mafi ƙarfi. Kwatanta mafi kyawun amsoshin farare ga shirye-shiryen biyu a layukan da aka ajiye.
Sauran zaɓuɓɓuka da injini ya goyi baya
Nb4 Rd2 Rb1 Nb2 g5 Kf3 Kg7 Kg4 Kh6 Kf3 Nc6 Ke3 · -2.34 · zurfi 20
Rc2+ · -1.46 · zurfi 20
Rb1 Ke1 Na5 Kd2 Rxb3 Rxb3 Nxb3+ Kc3 Na5 h4 Kg7 Nf2 · -1.45 · zurfi 20
Motsi 64: Buɗe tsakiya ga sarki mai aiki
Baƙin sarki ya isa d6 kuma doki yana tsaye a e4. Wace matsawar sojan tsakiya gaba ce take samar da fasa hanya na gaba? A wasan: e5. Capablanca yana buga 64...e5, yana amfani da sarki mai aiki da dokin tsakiya don tallafa wa sauya tsarin sojoji. Jerin da aka rubuta yana musayar sojan e a d4, yana kawo sarki zuwa c5 kuma yana matsa da sojan d da ya rage gaba. Hasumiya da doki har yanzu suna da muhimmanci: kada ka taƙaita matsayin zuwa ƙarshen wasan sarki da sojoji na gama-gari. Matsayin ƙarshe miƙa wuya ne, ba shah mat da aka rubuta ba; layukan injini da aka ajiye suna nuna ci gaba bayan rubutun wasa.
Sauran zaɓuɓɓuka da injini ya goyi baya
Nd2+ Ke1 Ne4 Kf1 e5 dxe5+ fxe5 Nf3 Nd2+ Nxd2 Rxd2 Rf3 · -3.60 · zurfi 20
e5 Ne2 Ra1+ Kg2 Re1 Kf3 Rd1 dxe5+ fxe5 Kg2 Re1 Kh2 · -3.51 · zurfi 20
Ke7 Rd3 Kd6 Ne2 e5 h4 Ra1+ Kg2 gxh4 Rh3 Re1 dxe5+ · -3.24 · zurfi 20
Kowane guntu yana da aikin da zai yi.
Wasa na goma na gasar zakarun duniya ta 1921 yana tasowa zuwa ƙarshen wasan hasumiya da doki. Hasumiyar Capablanca tana isa layi na farko kwance, doki yana samun gidajen tsakiya, kuma daga ƙarshe sarki yana shiga aiki. Bi waɗannan ingantawa dabam kafin tantance fasa layin sojoji na ƙarshe: hasumiya mai aiki tana samar da dama, amma sauran guntaye dole su taimaka juya su zuwa ci gaba.
Duba da ɗan ƙarin zurfi
Yi wasa a allo ko rubuta motsinka. Ana karɓar zaɓuɓɓuka masu ƙarfi da injini ya goyi baya.
Motsawa na gaba suna ci gaba da kasancewa a ɓoye har sai ka ci gaba.
Gwada wata hanya dabam.
Zaɓi muhimmin lokaci don bincika halastattun ci gaba da binciken Stockfish da aka ajiye ya goyi baya.
Darajojin kimantawa da asalinsu masu sauƙin samun dama
Stockfish 17.1 · nodes 75,000 a kowane matsayi; 1,000,000 a muhimman lokuta. Ainihin zurfi 12–21. Makin ɗari-ɗarin soja masu ƙari suna fifita farare; makin shah mat suna nan dabam. Zaɓaɓɓen bincike shaida ce, ba hujjar tabbatarwa ba.
Sauke cikakkiyar shaidar injini