MESON Chess Problem Database
Problem Display
PID: 201564 (8/6p1/1N4Rp/p3P2p/Rp1pk2P/4b1PB/p1N1Q3/K7 w - - 0 1)
Neukomm, Gyula (Julius) R
Rivista del Club Argentino de Ajedrez, 1922
#2
10 + 9
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Kxe5
- 2.Re6#
- 1...b3
- 2.Qxe3#
- 1...d3
- 2.Qxe3#
- 1...Kxe5
- Tries
- 1.Kxa2?
- 1...Kxe5
- 2.Re6#
- 1...d3
- 2.Qxe3#
- 1...b3+!
- 1...Kxe5
- 1.Sxb4?
- 1...Kxe5
- 2.Re6#
- 1...d3
- 2.Sxd3#
- 2.Sc6#
- 1...axb4!
- 1...Kxe5
- 1.Sxd4?
- 1...Kxe5
- 2.Qxe3#
- 1...b3
- 2.Sf3#
- 2.Sc6#
- 1...Kxd4!
- 1...Kxe5
- 1.Bg2+?
- 1...Kxe5
- 2.Rxa5#
- 2.Qb5#
- 1...Kf5!
- 1...Kxe5
- 1.Bg4?
- 1...Kxe5
- 2.Re6#
- 1...b3
- 2.Qxe3#
- 1...d3
- 2.Qxe3#
- 1...hxg4!
- 1...Kxe5
- 1.Bf5+?
- 1...Kxe5
- 2.Rxa5#
- 2.Qb5#
- 1...Kxf5!
- 1...Kxe5
- 1.Be6?
- 1...b3
- 2.Qxe3#
- 1...d3
- 2.Qxe3#
- 1...Kxe5!
- 1...b3
- 1.Bd7?
- 1...b3
- 2.Qxe3#
- 1...d3
- 2.Qxe3#
- 1...Kxe5!
- 1...b3
- 1.Bc8?
- 1...b3
- 2.Qxe3#
- 1...d3
- 2.Qxe3#
- 1...Kxe5!
- 1...b3
- 1.Rxb4?
- threat
- 2.Qxe3#
- 1...Kxe5
- 2.Re6#
- 1...axb4!
- threat
- 1.Rxa5?
- 1...d3
- 2.Qg2#
- 2.Qxe3#
- 1...b3!
- 1...d3
- 1.Rxg7?
- 1...b3
- 2.Qxe3#
- 1...d3
- 2.Qxe3#
- 1...Kxe5!
- 1...b3
- 1.Qe1?
- 1...Kd3
- 2.Bf5#
- 1...Kxe5
- 2.Re6#
- 1...b3
- 2.Qxe3#
- 1...d3
- 2.Qxe3#
- 1...Kf3!
- 1...Kd3
- 1.Qg2+?
- 1...Kxe5
- 2.Sc4#
- 2.Sd7#
- 2.Rxa5#
- 2.Re6#
- 2.Qd5#
- 1...Kd3!
- 1...Kxe5
- 1.e6?
- 1...b3
- 2.Qxe3#
- 1...d3
- 2.Qxe3#
- 1...Ke5!
- 1...b3
- 1.Kxa2?
- Keys
- 1.Sd7!
- 1...Kd5
- 2.Bg2#
- 1...b3
- 2.Rxd4#
- 1...d3
- 2.Qg2#
- 1...Kd5
- 1.Sd7!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- K(e);OGATEB,P-FLIGHT,XP(H)::R1(J)
- P(c);P_SPINP(d)::QAR1(C),XB(b)
- P(d);N_GUARD,P_SPINP(c)::QAR1(C),XB(b)
- Tries
- Try
- K(A);P-FLIGHT,XP(a)
- Vars
- K(e);OGATEB,P-FLIGHT,XP(H)::R1(J)
- P(d);N_GUARD,P_SPINP(c)::QAR1(C),XB(b)
- Refutation
- P(c);CHECK,P_SPINP(d)
- Try
- S(B);XP(c)
- Vars
- K(e);OGATEB,P-FLIGHT,XP(H)::R1(J)
- Refutation
- P(f);XS(B)
- Try
- S(B);XP(d)
- Vars
- K(e);P-FLIGHT,XP(H)::QAR2(C),XB(b)
- Refutation
- K(e);N_SPINB(b),P-FLIGHT,P_SPINP(c),XS(B)
- Try
- B(E);CHECK
- Refutation
- K(e);N_SPINB(b),S_FLIGHT
- Try
- B(E);
- Vars
- K(e);OGATEB,P-FLIGHT,XP(H)::R1(J)
- P(c);P_SPINP(d)::QAR1(C),XB(b)
- P(d);N_GUARD,P_SPINP(c)::QAR1(C),XB(b)
- Refutation
- P(g);XB(E)
- Try
- B(E);CHECK
- Refutation
- K(e);N_SPINB(b),S_FLIGHT,XB(E)
- Try
- B(E);
- Vars
- P(c);P_SPINP(d)::QAR1(C),XB(b)
- P(d);N_GUARD,P_SPINP(c)::QAR1(C),XB(b)
- Refutation
- K(e);P-FLIGHT,XP(H)
- Try
- B(E);
- Vars
- P(c);P_SPINP(d)::QAR1(C),XB(b)
- P(d);N_GUARD,P_SPINP(c)::QAR1(C),XB(b)
- Refutation
- K(e);P-FLIGHT,XP(H)
- Try
- B(E);
- Vars
- P(c);P_SPINP(d)::QAR1(C),XB(b)
- P(d);N_GUARD,P_SPINP(c)::QAR1(C),XB(b)
- Refutation
- K(e);P-FLIGHT,XP(H)
- Try
- R(F);P_PINP(d),XP(c)
- Threat
- QAR1(C),XB(b)
- Vars
- K(e);N_SPINP(d),OGATEB,P-FLIGHT,XP(H)::R1(J)
- Refutation
- P(f);N_SPINP(d),XR(F)
- Try
- R(F);XP(f)
- Refutation
- P(c);
- Try
- R(J);XP(i)
- Vars
- P(c);P_SPINP(d)::QAR1(C),XB(b)
- P(d);N_GUARD,P_SPINP(c)::QAR1(C),XB(b)
- Refutation
- K(e);P-FLIGHT,XP(H)
- Try
- Q(C);
- Vars
- K(e);N_SPINB(b),S_FLIGHT::B(E)
- K(e);OGATEB,P-FLIGHT,XP(H)::R1(J)
- P(c);P_SPINP(d)::QAR1(C),XB(b)
- P(d);N_GUARD,P_SPINP(c)::QAR1(C),XB(b)
- Refutation
- K(e);N_SPINB(b),S_FLIGHT
- Try
- Q(C);CHECK,N_PINB(b)
- Refutation
- K(e);S_FLIGHT
- Try
- P(H);
- Vars
- P(c);P_SPINP(d)::QAR1(C),XB(b)
- P(d);N_GUARD,P_SPINP(c)::QAR1(C),XB(b)
- Refutation
- K(e);P-FLIGHT
- Try
- Actual
- S(I);
- Vars
- K(e);N_SPINB(b),S_FLIGHT::B(E)
- P(c);OGATE,P_SPINP(d)::R1(F),XP(d)
- P(d);P_SPINP(c),SBLOCK::QAB(C)
Developed and maintained by Brian Stephenson.
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