{"id":219,"date":"2009-06-04T00:13:04","date_gmt":"2009-06-03T22:13:04","guid":{"rendered":"http:\/\/www.sachyuo.cz\/?p=219"},"modified":"2009-06-07T10:54:06","modified_gmt":"2009-06-07T08:54:06","slug":"ze-stedronina-ii","status":"publish","type":"post","link":"https:\/\/www.sachyuo.cz\/?p=219","title":{"rendered":"Ze \u0160t\u011bdron\u00edna II"},"content":{"rendered":"

T\u0159ikr\u00e1t hra dvou jezdc\u016f<\/strong><\/p>\n

1. e4 e5 2. Jf3 Jc6 3. Sc4 Jf6<\/strong><\/p>\n

Hra dvou jezdc\u016f v obran\u011b je zah\u00e1jen\u00ed, kter\u00fdm by m\u011bl ve sv\u00fdch \u017e\u00e1kovsk\u00fdch letech proj\u00edt snad ka\u017ed\u00fd. Vede \u010dasto k dynami\u010dt\u011bj\u0161\u00edm pozic\u00edm ne\u017e italsk\u00e1 (i kdy\u017e … \ud83d\ude42 ). Je tu ov\u0161em t\u0159eba zn\u00e1t varianty<\/em>, taktick\u00e1 nebezpe\u010d\u00ed tu \u010d\u00edhaj\u00ed na ka\u017ed\u00e9m kroku.<\/p>\n


\n4. Jg5<\/strong><\/p>\n

\"\"<\/strong><\/p>\n

Okam\u017eit\u00fd \u00fatok na f7 se mezi ml\u00e1de\u017e\u00ed na\u0161eho kraje pou\u017e\u00edv\u00e1 velmi \u010dasto – narozd\u00edl od druh\u00e9ho n\u00e1ro\u010dn\u00e9ho postupu 4. d4! (P\u0159ipome\u0148me je\u0161t\u011b, \u017ee 4. Jc3?! je slab\u0161\u00ed pro Jxe4! – i zde je ov\u0161em t\u0159eba zn\u00e1t varianty – a 4. d3 vede v\u011bt\u0161inou po Sc5 ke klidn\u00e9 italsk\u00e9.)<\/p>\n

4. … d5!<\/strong><\/p>\n

Jedin\u00fd „norm\u00e1ln\u00ed“ zp\u016fsob obrany (resp. proti\u00fatoku). Traxlerovo 4. … Sc5!!? se hod\u00ed jen pro skv\u011bl\u00e9 teoretiky a z\u00e1rove\u0148 taktiky. I kdy\u017e Jakub P\u016flp\u00e1n to hr\u00e1l u\u017e v \u0161esti letech …<\/p>\n

5. exd5<\/strong><\/p>\n

Z\u00e1kladn\u00ed pozice varianty; ve \u0160t\u011bdron\u00edn\u011b ji na\u0161i hr\u00e1li \u010dern\u00fdmi hned t\u0159ikr\u00e1t – a moc jej\u00ed znalost neuk\u00e1zali.<\/p>\n

<\/strong><\/p>\n

A) Ko\u0161ut (N\u00e1m\u011b\u0161\u0165 nad Oslavou, 1377) – Kodytek (1568)<\/strong><\/p>\n

5. … Jxd5?!<\/strong><\/p>\n

Neznalost nebo odvaha? \u010cern\u00fd tu mus\u00ed b\u00fdt p\u0159ipraven jak na 6. Jxf7 Kxf7 7. Df3+ Ke6 8. Jc3 – a varianta teprve za\u010d\u00edn\u00e1, nap\u0159. 8. … Jb4 9. De4 c6 10. a3 Ja6 11. d4 Jc7 12. Sf4 – tak na 6. d4! a ob\u011b\u0165 na f7 p\u0159ijde pozd\u011bji. Tyhle varianty hrajte za b\u00edl\u00e9, jste-li \u00fato\u010dn\u00edci, a za \u010dern\u00e9, jste-li obran\u00e1\u0159i.<\/p>\n

6. Df3?<\/strong><\/p>\n

To m\u016f\u017ee \u010dern\u00e9ho ohrozit, jen kdy\u017e si ned\u00e1 pozor.<\/p>\n

6. … Dxg5 7. Sxd5<\/strong><\/p>\n

\"\"<\/p>\n

Dvoj\u00ed \u00fader na f7 a c6 (p\u0159\u00edp. i tlak na b7). Ale b\u00edl\u00fd \u00fato\u010d\u00ed jedin\u00fdmi dv\u011bma vyvinut\u00fdmi figurami, zat\u00edmco \u010dern\u00fd m\u00e1 ve h\u0159e \u010dty\u0159i (st\u0159elci ji\u017e p\u016fsob\u00ed na \u0159adu pol\u00ed). \u010cern\u00fd neud\u011blal chybu, v pozici tedy mus\u00ed b\u00fdt aspo\u0148 jeden dobr\u00fd tah. A kdyby jeden, jsou tam hned \u010dty\u0159i! Obrann\u00e9 tahy Dg6, Df6, Jd8 … a dokonce i \u00fato\u010dn\u00fd v\u00fdpad Jd4! Po 7. … Jd4 8. Dxf7+ Kd8 je hrozba Jxc2 prakticky nekryteln\u00e1 (9. Sb3? Dxg2).<\/p>\n

7. … Df5??<\/strong><\/p>\n

Ale partie kon\u010d\u00ed d\u0159\u00edv, ne\u017e za\u010dala.<\/p>\n

8. Sxc6+ +-<\/strong><\/p>\n

Nev\u00edm, co \u010dern\u00fd vlastn\u011b p\u0159ehl\u00e9dl. \u017de je bran\u00ed se \u0161achem? Stejn\u011b by na f3 nemohl m\u011bnit, d\u00e1ma je kryta st\u0159elcem … Pr\u00e1v\u011b takov\u00e9hle kiksy v zah\u00e1jen\u00ed sni\u017euj\u00ed Tom\u00e1\u0161ovu jinak kvalitn\u00ed hru.<\/p>\n

B) Brych (Prachatice, 1513) – Kodytek (1568)<\/strong><\/p>\n

5. … Ja5!<\/strong><\/p>\n

Tom\u00e1\u0161 se z minul\u00e9 katastrofy zjevn\u011b pou\u010dil \ud83d\ude42 Ja5 je hlavn\u00ed pokra\u010dov\u00e1n\u00ed. A\u017e ho zvl\u00e1dnete, v\u011bnujte pozornost i m\u00e9n\u011b hran\u00e9mu 5 …\u00a0 Jd4.<\/p>\n

6. Sb5+ Sd7!?<\/strong><\/p>\n

\"\"<\/p>\n

M\u00e9n\u011b obehran\u00e9 ne\u017e 6. … c6, ale velmi dob\u0159e mo\u017en\u00e9. Op\u011bt ov\u0161em po p\u0159\u00edprav\u011b.<\/p>\n

7. Sxd7+?<\/strong><\/p>\n

Tak b\u00edl\u00fd nem\u016f\u017ee z\u00edskat v\u00fdhodu! M\u011bn\u00ed jednu ze dvou vyvinut\u00fdch figur a vyv\u00edj\u00ed \u010dern\u00e9mu d\u00e1mu. Jedin\u00e1 cesta k v\u00fdhod\u011b je 7. De2!, \u010dern\u00fd pak m\u016f\u017ee hr\u00e1t 7. … Sd6 nebo dokonce ob\u011btovat figuru: 7. … Se7 8. d4 exd4 9. b4 0-0 10. bxa5 Sb4+ … a jsme op\u011bt v pozici pro del\u0161\u00ed rozbor \ud83d\ude42<\/p>\n

7. … Jxd7?<\/strong><\/p>\n

P\u0159irozen\u00e9 je 7. … Dxd7. \u010cern\u00fd by si m\u011bl uv\u011bdomit, \u017ee do\u010dasn\u011b ob\u011btoval pd5 a bu\u010f za n\u011bj z\u00edsk\u00e1 kompenzaci, nebo by ho m\u011bl v\u010das dobrat zp\u011bt.<\/p>\n

8. d4! Se7 9. Jf3 <\/strong>(9. Dh5!) exd4 10. Dxd4 0-0 11. 0-0 b6?!<\/strong> (krkolomn\u00e9 rozehr\u00e1v\u00e1n\u00ed \u0161patn\u00e9ho jezdce) 12. Sf4?<\/strong> (oslabuje b2) Sf6! 13. Se5?<\/strong><\/p>\n

Karta se obrac\u00ed. V\u00fdhodu zuby nehty dr\u017eelo Db4.<\/p>\n

13. … Jxe5 14. Jxe5<\/strong><\/p>\n

\"\"<\/p>\n

14. …\u00a0Sxe5?<\/strong><\/p>\n

Ale ne. Skoro m\u00e1m chu\u0165 tam d\u00e1t ty otazn\u00edky dva. Kter\u00e1 figura je siln\u011bj\u0161\u00ed: v\u00e1zan\u00e1 – nebo v\u00e1zaj\u00edc\u00ed? Klasick\u00e1 z\u00e1sada prav\u00ed: v\u00e1zanou figuru napadneme!<\/span> Zde nejefektn\u011bji tahem 14. … Jc6!, nej\u00fa\u010dinn\u011bji 14. … Dd6 15. f4 Jc6, mo\u017en\u00e9 je i 14 … Ve8.<\/p>\n

15. Dxe5 Ve8 16. Dh5 Jc4 17. b3?! Df6! 18. c3 Jd6 19. Df3?! 1\/2<\/strong><\/p>\n

Pozice je te\u010f opravdu vyrovnan\u00e1. Partie pln\u00e1 zaj\u00edmav\u00fdch chyb (oboustrann\u011b).<\/p>\n

C) \u0160anda (Prachatice, V) – Kubi\u0161ta (III)<\/strong><\/p>\n

5. … Ja5 6. Sb5+ c6<\/strong><\/p>\n

Hlavn\u00ed pokra\u010dov\u00e1n\u00ed spojen\u00e9 opravdu s ob\u011bt\u00ed p\u011b\u0161ce.<\/p>\n

7. dxc6 bxc6 <\/strong><\/p>\n

\"\"<\/strong><\/p>\n

8. Se2<\/strong><\/p>\n

Nelze 8. Sa4? pro 8. … h6 9. Jf3 e4 10. Je5 Dd4 11. Sxc6+ Jxc6 12. Jxc6 Dd5 s chycen\u00edm jezdce. Lze zato 8. Df3!? se slo\u017eit\u00fdmi variantami! A letos jsem vid\u011bl Navaru hr\u00e1t 8. Sd3!?, u\u017e se ni\u010demu nediv\u00edm.<\/p>\n

8. … Sb7?<\/strong><\/p>\n

Nepochopen\u00ed varianty! \u010cern\u00fd ob\u011btoval, \u010dern\u00fd hraje gambit – a mus\u00ed \u00fato\u010dit, ne\u017e b\u00edl\u00fd vyvine d\u00e1msk\u00e9 k\u0159\u00eddlo! Energick\u00e9 je 8. … h6\u00a0a jezdec mus\u00ed bu\u010f na h3, nebo na f3, kde ho hned \u010dern\u00fd napad\u00e1 9. … e4. \u017de m\u00e1 \u010dern\u00fd dobr\u00e9 \u0161ance, v\u00ed t\u0159eba Petr John, kter\u00fd u\u017e dvakr\u00e1t v t\u00e9to variant\u011b bodoval s Rottem. Jakmile v\u0161ak\u00a0\u010dern\u00fd zav\u00e1h\u00e1, d\u00e1 b\u00edl\u00fd 9. d3 a z\u00edsk\u00e1 pro jezdce centr\u00e1ln\u00ed pole e4. Nav\u00edc Sb7 nehraje, k c5 se \u010dern\u00fd hned\u00a0nedostane … a je\u0161t\u011b nav\u00edc je b7 \u00fanikov\u00e9 pole pro Ja5, tak\u017ee b\u00edl\u00fd m\u016f\u017ee po n\u011bjak\u00e9m c3 a b4 jezdce chytat. V partii se sice d\u011bly v\u011bci, \u010dern\u00fd proti slab\u00e9mu soupe\u0159i z\u00edskal figuru a v koncovce vyhr\u00e1l, to v\u0161ak u\u017e se zah\u00e1jen\u00edm nesouvis\u00ed.<\/p>\n

Shr\u0148me tedy: t\u0159ikr\u00e1t jsme jako \u010dern\u00ed \u010delili v\u00fdpadu Jg5, tr\u0159ikr\u00e1t jsme chybovali ji\u017e v zah\u00e1jen\u00ed. Pochvala za volbu ostr\u00e9ho zah\u00e1jen\u00ed, ale ty neznalosti jsou hroziv\u00e9.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

T\u0159ikr\u00e1t hra dvou jezdc\u016f 1. e4 e5 2. Jf3 Jc6 3. Sc4 Jf6 Hra dvou jezdc\u016f v obran\u011b je zah\u00e1jen\u00ed, kter\u00fdm by m\u011bl ve sv\u00fdch \u017e\u00e1kovsk\u00fdch letech proj\u00edt snad ka\u017ed\u00fd. Vede \u010dasto k dynami\u010dt\u011bj\u0161\u00edm pozic\u00edm ne\u017e italsk\u00e1 (i kdy\u017e … \ud83d\ude42 ). Je tu ov\u0161em t\u0159eba zn\u00e1t varianty, taktick\u00e1 nebezpe\u010d\u00ed tu \u010d\u00edhaj\u00ed na ka\u017ed\u00e9m kroku.<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[7],"tags":[],"class_list":["post-219","post","type-post","status-publish","format-standard","hentry","category-mladez"],"_links":{"self":[{"href":"https:\/\/www.sachyuo.cz\/index.php?rest_route=\/wp\/v2\/posts\/219","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sachyuo.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sachyuo.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sachyuo.cz\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sachyuo.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=219"}],"version-history":[{"count":7,"href":"https:\/\/www.sachyuo.cz\/index.php?rest_route=\/wp\/v2\/posts\/219\/revisions"}],"predecessor-version":[{"id":299,"href":"https:\/\/www.sachyuo.cz\/index.php?rest_route=\/wp\/v2\/posts\/219\/revisions\/299"}],"wp:attachment":[{"href":"https:\/\/www.sachyuo.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=219"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sachyuo.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=219"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sachyuo.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=219"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}