Labarin da ke bayan wasan
Wasan Lasker da Bauer a Amsterdam a 1889 sanannen misali ne na sadaukar da bishop biyu kan sarkin da ya yi castling. Yi nazarin hanyoyin sarauniya da hasumiya kafin duba kamawa. Bishop suna buɗe layuka, amma guntayen da suka rage dole su shirya amfani da su.
Ɗauki waɗannan ra’ayoyi zuwa wasanka na gaba
- Kafin sadaukarwa, gano hanyoyin sarauniya da hasumiya da za su yi amfani da layukan da aka buɗe.
- Lissafa sauran zaɓuɓɓukan mai kariya da suka halatta maimakon ɗauka cewa dole ya karɓi sadaukarwa.
- Ɗaga hasumiya yana amfani da layi kwance mai buɗe don kawo hasumiya gefe zuwa harin sarki.
- Idan hari ya samu sarauniya, sake tantance matsayi kuma ka juya rinjayen guntaye zuwa nasara.
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.
Lasker yana buga 14.Nh5, yana kai hari ga dokin f6 kuma yana gayyatar lissafi na zahiri na …Nxh5. Doki a f6 yana taimakawa kare h7. Tsallen farare yana sauya wannan tsari kuma yana ba baƙaƙe shawarar nan take. A wasan tarihi, …Nxh5 yana jawo baƙin doki daga f6 kuma yana ba da damar sadaukar da bishop ta farko. Wannan kamawa zaɓi ne, ba amsa ta tilas ba: sauran zaɓuɓɓukan da aka ajiye suna nuna dalilin da dole a yi nazarin mafi ƙarfan juriyar mai kariya dabam.
Motsin 15.Bxh7+ yana cire sojan h da shah; bayan …Kxh7, Qxh5+ yana kawo sarauniya cikin wasa. Bishop yana ba da ransa don sauya mafakar sarki da buɗe hanya ga sarauniya. Farare suna kuma kama dokin a h5 a matsayin diyya a jerin. Ƙidaya guntaye da motsawa masu tilasta amsa tare. Kwatanta halastattun amsoshin sarki da layin kariya da aka ajiye kafin ci gaba zuwa sadaukarwa ta biyu.
Lasker yana buga 17.Bxg7, yana miƙa bishop na biyu don cire sojan g. Sadaukarwa ta farko ta buɗe yankin layin h tsaye; wannan tana jawo sarki zuwa g7 bayan an karɓa. Sarauniya sannan za ta iya yin shah daga g4, amma sarauniya ita kaɗai ba duk harin ba ce. Dole farare su kawo hasumiya. Layukan injini da aka ajiye suna tabbatar da ci gaba mai tilasta amsa kuma suna ba da sauran zaɓuɓɓukan kwatantawa da amsoshin tarihi.
Wasan yana ci gaba da 19.Rf3, yana shirya kawo hasumiya gefe zuwa h3 da shah. Ɗaga hasumiya yana nufin kawo ta sama da layi kwance domin ta iya motsawa gefe ta shiga hari. A nan layi na uku kwance na farare yana ba da wannan hanya. Ci gaban da aka rubuta ya ƙunshi …e5, Rh3+ da …Qh6; farare suna kama sarauniya maimakon yin shah mat nan take. Sake tantance rinjayen guntaye da ya samu maimakon ɗauka cewa kowace sadaukarwa mai nasara tana ƙarewa da shah mat.
Sakamako: 1-0. Rubutun wasan yana ƙarewa a nan; ba ya nufin shah mat.
Yi tunani sosai kan lokutan sauyin wasa
Motsi 14: Sa doki ya zama guntu mai tilasta amsa
Farin doki yana a g3. Wane tsalle ne yake samar da matsin lamba nan take kusa da baƙin sarkin da ya yi castling? A wasan: Nh5. Lasker yana buga 14.Nh5, yana kai hari ga dokin f6 kuma yana gayyatar lissafi na zahiri na …Nxh5. Doki a f6 yana taimakawa kare h7. Tsallen farare yana sauya wannan tsari kuma yana ba baƙaƙe shawarar nan take. A wasan tarihi, …Nxh5 yana jawo baƙin doki daga f6 kuma yana ba da damar sadaukar da bishop ta farko. Wannan kamawa zaɓi ne, ba amsa ta tilas ba: sauran zaɓuɓɓukan da aka ajiye suna nuna dalilin da dole a yi nazarin mafi ƙarfan juriyar mai kariya dabam.
Sauran zaɓuɓɓuka da injini ya goyi baya
Nh5 Rfc8 Nxf6+ Bxf6 Bxh7+ Kf8 Rf3 Ke7 Rg3 Rh8 Bd3 c4 · +1.89 · zurfi 19
f5 g6 · +0.43 · zurfi 19
Rf2 Nd7 Bxh7+ Kxh7 Qh5+ Kg8 Bxg7 Kxg7 Qg4+ Kh7 Qh3+ Kg8 · +0.00 · zurfi 18
Motsi 15: Cire sojan h da shah
Baƙaƙe sun kama dokin a h5. Wace kamawa mai tilasta amsa ce take ba sarauniyar farare damar shiga hari? A wasan: Bxh7+. Motsin 15.Bxh7+ yana cire sojan h da shah; bayan …Kxh7, Qxh5+ yana kawo sarauniya cikin wasa. Bishop yana ba da ransa don sauya mafakar sarki da buɗe hanya ga sarauniya. Farare suna kuma kama dokin a h5 a matsayin diyya a jerin. Ƙidaya guntaye da motsawa masu tilasta amsa tare. Kwatanta halastattun amsoshin sarki da layin kariya da aka ajiye kafin ci gaba zuwa sadaukarwa ta biyu.
Sauran zaɓuɓɓuka da injini ya goyi baya
Bxh7+ Kxh7 Qxh5+ Kg8 Bxg7 Kxg7 Qg4+ Kh7 Rf3 e5 Rh3+ Qh6 · +4.16 · zurfi 20
Qxh5 f5 Rf3 Qe8 Qxe8 Raxe8 Bf1 g6 Be2 Bf6 d4 Bxe5 · +0.13 · zurfi 20
f5 Nf6 Rf4 exf5 Raf1 Bc8 R1f3 Re8 Rg3 Kf8 Rh4 Bd8 · -3.77 · zurfi 20
Motsi 17: Cire garkuwa ta biyu
Baƙin sarki ya koma g8. Wane motsin bishop na kamawa ne yake cire wani sojan garkuwa? A wasan: Bxg7. Lasker yana buga 17.Bxg7, yana miƙa bishop na biyu don cire sojan g. Sadaukarwa ta farko ta buɗe yankin layin h tsaye; wannan tana jawo sarki zuwa g7 bayan an karɓa. Sarauniya sannan za ta iya yin shah daga g4, amma sarauniya ita kaɗai ba duk harin ba ce. Dole farare su kawo hasumiya. Layukan injini da aka ajiye suna tabbatar da ci gaba mai tilasta amsa kuma suna ba da sauran zaɓuɓɓukan kwatantawa da amsoshin tarihi.
Sauran zaɓuɓɓuka da injini ya goyi baya
Bxg7 Kxg7 Qg4+ Kh7 Rf3 e5 Rh3+ Qh6 Rxh6+ Kxh6 Qd7 Rae8 · +4.30 · zurfi 20
Rf3 f6 Rh3 d4 Qh7+ Kf7 Rg3 Ke8 Rxg7 Kd8 Rf1 fxe5 · -2.40 · zurfi 20
Rae1 f6 Rf3 Qe8 Qg4 fxe5 Rh3 Bf6 fxe5 Bxe5 d4 Bf6 · -3.68 · zurfi 20
Motsi 19: Kawo hasumiya ta layi na uku kwance
Bishop biyu sun fita kuma sarauniyar farare tana a g4. Ta yaya hasumiya za ta shiga hari kan h7? A wasan: Rf3. Wasan yana ci gaba da 19.Rf3, yana shirya kawo hasumiya gefe zuwa h3 da shah. Ɗaga hasumiya yana nufin kawo ta sama da layi kwance domin ta iya motsawa gefe ta shiga hari. A nan layi na uku kwance na farare yana ba da wannan hanya. Ci gaban da aka rubuta ya ƙunshi …e5, Rh3+ da …Qh6; farare suna kama sarauniya maimakon yin shah mat nan take. Sake tantance rinjayen guntaye da ya samu maimakon ɗauka cewa kowace sadaukarwa mai nasara tana ƙarewa da shah mat.
Sauran zaɓuɓɓuka da injini ya goyi baya
Qh3+ Kg7 Qg4+ Kh7 Rf3 e5 Rh3+ Qh6 Rxh6+ Kxh6 Qd7 Rae8 · +4.35 · zurfi 19
Qh5+ Kg7 Qg4+ Kh7 Rf3 e5 Rh3+ Qh6 Rxh6+ Kxh6 Qd7 Rae8 · +4.28 · zurfi 19
Rf3 e5 Rh3+ Qh6 Rxh6+ Kxh6 Qd7 Rae8 Qxb7 exf4 Rf1 fxe3 · +4.17 · zurfi 19
Kowane guntu yana da aikin da zai yi.
Wasan Lasker da Bauer a Amsterdam a 1889 sanannen misali ne na sadaukar da bishop biyu kan sarkin da ya yi castling. Yi nazarin hanyoyin sarauniya da hasumiya kafin duba kamawa. Bishop suna buɗe layuka, amma guntayen da suka rage dole su shirya amfani da su.
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