He aha ke ʻano hana chess hāʻawi makana Helene?
ʻO ka “ʻālana makana Helene” he hana chess e pili ana i ka mōhai ʻana i ka pīhopa ma ka h7 (a i ʻole h2 no ka ʻeleʻele) i mea e hoʻouka ai i ka huinahā f2 (a i ʻole f7). Hiki i kēia ʻālana ke hana i kahi pōmaikaʻi koʻikoʻi inā hoʻokō pololei ʻia. ʻO ka mōhai makana Helene he ʻano like ʻole ia o ka “Fork” tactic, kahi i hoʻolaʻa ʻia ai ka pīhopa i ka Mōʻī a me ka f-pawn.
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ʻO ka mōhai makana Helene i kapa ʻia ma hope o kahi pāʻani ma waena o nā mea pāʻani Helene ʻelua, ʻo Andreas Demetriou a me Georgios Souleidis i ka makahiki 1984. Ua hoʻokomo mua ʻia ka mōhai i ka Sicilian Defense, Dragon Variation, akā hiki ke pāʻani ʻia i nā wehe ʻē aʻe e like me ka Pirc Defense, French Defense a me King’s Indian Defense.
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Ma hope o ka ʻālana, manaʻo ka mea pāʻani e hoʻopaʻa i ke aliʻi o ka hoa paio a i ʻole e loaʻa nā mea. ʻO nā neʻe hahai maʻamau ʻo Bh6, Rg8 a me Nf6. ʻO ka neʻe ʻana o ka Bh6 e hoʻouka i ka huinahā f7, manaʻo ʻo Rg8 e pāpālua i nā rooks ma ka faila g, a ʻo Nf6 e hoʻouka i ka huina f7.
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ʻO ka ʻālana makana Helene i manaʻo ʻia he loea kiʻekiʻe, uku nui. Inā hoʻokō pololei ʻia, hiki iā ia ke alakaʻi i kahi pōmaikaʻi hoʻoholo, akā inā pale pololei ka hoa paio, hiki i ka mea hoʻouka ke hoʻopau i ka lilo ʻana i nā mea a i ʻole ka pāʻani.
Pehea e pale ai i ka mōhai makana Helene?
No ka pale ʻana i ka mōhai makana Helene, pono nā mea pāʻani e ʻike i ka nāwaliwali o ka ʻāpana f2 (a i ʻole f7) a pono e hoʻāʻo e mālama iā ia. Pono lākou e ho’āʻo e kali i ka mōhai, a pono e mākaukau e pale aku iā ia.