Kammala jumla mai zuwa: Hare-haren Keres ya sanya baƙar fata cikin matsayi mai kariya da haɗari. Saboda wannan dalili, yawancin masu ba da shawara ga wannan kariya suna son yin wasa da Najdorf Canjin motsi sannan kuma suyi wasa 6...e6, suna canzawa zuwa Scheveningen. Misali mafi mahimmanci na irin wannan fifiko ga umarnin Najdorf ya kasance a cikin
Gasar Cin Kofin Duniya ta 1984, inda bayan wasa na farko lokacin da Kasparov ya sami matsala a buɗewa, bai taɓa barin Hare-haren Keres ba kuma a ƙarshe ya canza zuwa tsarin Najdorf. Tsarin Najdorf ya motsa, yayin kawar da 6.g4, yana ba da ƙarin zaɓuɓɓuka na farin kamar 6. Bg5, da g4 har yanzu yana da yiwuwar motsawa bayan haka. Ainihin, umarnin motsawa na Najdorf ya jinkirta g4 ta hanyar motsawa ɗaya wanda ya sa harin ya zama mai ƙarfi sosai, a halin yanzu umarnin motsawa na Scheveningen yana hanzarta ci gaban kingside yana yin 6. Bg5 ba shi da ƙarfi sosai. Kamar yadda ake tsoron harin Keres ya wuce 6. Bg5 Najdorf motsawa umurni da aka gani mafi a mafi girma matakin a yau. Saboda asalin niyyar Najdorf shine a buga e5 gaba daya kuma tarihin tsarin motsawa, budewa da suka fara da 5....a6 galibi ana sanya su a cikin rukunin Scheveningen idan an buga e6 nan da nan bayan haka.