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| Alois Nagler [from his book "Schweizer Problemkomponisten", Chess History] |
Alois Nagler was a chess tourney organizer (Zurich 1953) and composed direct mates.
He wrote the book "Schweizer Problemkomponisten" (1951).
Show Solution
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| Alois Nagler [from his book "Schweizer Problemkomponisten", Chess History] |
1...Kc5-d5 2.Rb3-c3 d4xc3 3.e2-e4#Two Rook sacrifices.
1...d6-d5 2.Rb3-b6 Kc5xb6 3.Bf2xd4#
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| Bertil Gedda [skkamraterna.se] |
1... Rxd1 2. c4+ Sxc4 3. Rxb6+ Rb7#Battery play, pins.
1... e3,exf3 2. Se7+ Rxe7 3. c4+ Qxc4#
1... e5 2. Rc5+ Ke6,Kd4 3. Qd5+ Rxd5#
1... Ra7 (~) 2. fxe4+ Qxe4 3. c4+ Qxc4#
1... Rxa2 2. Sc1+ Kd4 3. Qd6+ Kc3 4. Qd2+ Rxd2#Difficult play with four different and long variations.
1... Bxa2+ 2. Sc1+ Kd4 3. Qd6+ Kc3 4. Rb3+ Bxb3#
1... e3 2. Sa5+ Kd4 3. Rd6+ Ke4 (Kf5) 4. Qd3+ Bxd3#
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| Estanislao Puig Ambrós [Ajedrez365] |
1...Sd3-~ 2.Rd6xd5+ Be4xd5 3.Bc7-e5#
1...Sd3xf4 2.Qd1xg4 (3.Qg4-g7#) 2...Be4-g6/Sf4-h5/Sf4-g6 3.Rd6xd5#
1...Sd3xb4 2.Qd1-a4 (3.Qa4xa7#) 2...Sb4-~, a7-~ 3.Qa4xc4, Bc7-b6#
1...Be4-h1/g2/f3 2.d7-d8=S (3.Sd8-c6/Sd8-e6#)
| Google Books |
1... g3 2. Sf2+ gxf2 3. Bxg2+ Qxg2#
1... gxf3 2. Bxg2+ fxg2+ 3. Qxg2+ Qxg2#
1... Qd4/Qa7 2. Sf2+ Qxf2 3. Bxg2+ Qxg2#
1...Kxf6 2.Qg7# Nice switchback of the wQ
1...Rd5 2.Sd7#
1...Se3/Sxf2 2.Qa1#
1...Qxd6 2.Rf5#
1...Sxf6 2.Qh2#
1...g5-g4 2.Rf4-b4 ~ 3.Rb4-b1#Karlström-Fleck.
1...g5xh4 2.Rf4-d4 (3.Rd4-d1#) 2...h4xg3+ 3.f2xg3#
1...g5xf4 2.Se6xf4 ZZ 2...Kf1xf2 3.Sf4-g2#
1...b6-b5 2.c4-c5 b5-b4 3.c3xb4+ Ka5-b5 4.c2-c4#
1...c6-c5 2.Rc1-d1 ! b6-b5 3.Rd1-d5 b5xc4 4.Rd5xc5#