Seki (関 勝寿)
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sekik.bsky.social
Seki (関 勝寿)
@sekik.bsky.social
330 followers 580 following 640 posts
Professor of soil physics and hydrology. https://sekika.github.io/toyo/en/ Maintaining feeds of Soil Science, Hydrology, 将棋, etc https://github.com/sekika/sekika/blob/main/bluesky/feed.md JA/EN/FR
Posts Media Videos Starter Packs
Ne7+ Rxe7 Qxc6+ bxc6 Ba6#
Qxb2+ Nxb2 Nc3+ Ka1 Nxc2#
Nh6+ Kh8 Qxe5 Qxe5 Nxf7+ Kg8 Nxe5
Rxh6 Nxe7 Rxh3 Nxe5 is not success. Instead, mate in 7 with
Re8+ Rxe8 Rxe8+ Rxe8 Qa2+ Kh8 Nf7+ Kg8 Nxh6+ Kh8 Qg8+ Rxg8 Nf7#
Rxh6 gxh6 Qa2+ Kh8 Rxh7+ Kxh7 Qf7+ Kh8 Ng6#
Qh8+ Kxh8 Rxf8+ Bg8 Rxg8+ Kxg8 Rc8#
g7+ Rxg7 Re8+ Rg8 Rexg8#
d4+ g5 hxg6+ Kxg6 Bd3+ Kg7 Bh6#
Bh3 ... Bc8 ... Bb7#
Black can't prevent this
Qxg2+ Kxg2 Nf4+ Kg1 Nh3#
Rc8+ Rxc8 Qa7+ Kxa7 bxc8=N Kb7 Nxe7 Kc7 Ng8 Kd6 Nf6 Ke5 Nh7 Kf4 Kf2 Ke5 Nxg5